Home / 7,501.01-11,251.31-3,117.29

Finding the Fourth Proportional to 7,501.01, 11,251.31 and 3,117.29

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Solution

The fourth proportional to 7,501.01, 11,251.31 and 3,117.29 is: 4,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.01 : 11,251.31 = 3,117.29 : x
  2. Step 2: Convert to fraction form
    7,501.01/11,251.31 = 3,117.29/x
  3. Step 3: Cross multiply
    7,501.01x = 11,251.31 × 3,117.29
  4. Step 4: Simplify right side
    7,501.01x = 35,073,524.31
  5. Step 5: Solve for x
    x = 35,073,524.31/7,501.01
  6. Step 6: Final answer
    x = 4,675.84

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Find fourth proportional to 3,750.50, 5,625.65 and 1,558.64
Half scale
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Double scale
Find fourth proportional to 7,502.01, 11,252.80 and 3,118.29
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.