Home / 11,233.30-15,502.66-6,454.76

Finding the Fourth Proportional to 11,233.30, 15,502.66 and 6,454.76

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Solution

The fourth proportional to 11,233.30, 15,502.66 and 6,454.76 is: 8,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.30 : 15,502.66 = 6,454.76 : x
  2. Step 2: Convert to fraction form
    11,233.30/15,502.66 = 6,454.76/x
  3. Step 3: Cross multiply
    11,233.30x = 15,502.66 × 6,454.76
  4. Step 4: Simplify right side
    11,233.30x = 100,065,949.66
  5. Step 5: Solve for x
    x = 100,065,949.66/11,233.30
  6. Step 6: Final answer
    x = 8,907.97

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Half scale
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Double scale
Find fourth proportional to 11,234.30, 15,504.04 and 6,455.76
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.