Home / 11,034.28-15,229.52-6,557.15

Finding the Fourth Proportional to 11,034.28, 15,229.52 and 6,557.15

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Solution

The fourth proportional to 11,034.28, 15,229.52 and 6,557.15 is: 9,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.28 : 15,229.52 = 6,557.15 : x
  2. Step 2: Convert to fraction form
    11,034.28/15,229.52 = 6,557.15/x
  3. Step 3: Cross multiply
    11,034.28x = 15,229.52 × 6,557.15
  4. Step 4: Simplify right side
    11,034.28x = 99,862,276.95
  5. Step 5: Solve for x
    x = 99,862,276.95/11,034.28
  6. Step 6: Final answer
    x = 9,050.19

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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.