Home / 11,245.15-15,515.71-6,526.63

Finding the Fourth Proportional to 11,245.15, 15,515.71 and 6,526.63

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Solution

The fourth proportional to 11,245.15, 15,515.71 and 6,526.63 is: 9,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.15 : 15,515.71 = 6,526.63 : x
  2. Step 2: Convert to fraction form
    11,245.15/15,515.71 = 6,526.63/x
  3. Step 3: Cross multiply
    11,245.15x = 15,515.71 × 6,526.63
  4. Step 4: Simplify right side
    11,245.15x = 101,265,298.36
  5. Step 5: Solve for x
    x = 101,265,298.36/11,245.15
  6. Step 6: Final answer
    x = 9,005.24

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Half scale
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Double scale
Find fourth proportional to 11,246.15, 15,517.09 and 6,527.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.