Home / 9,244.31-12,761.85-5,709.57

Finding the Fourth Proportional to 9,244.31, 12,761.85 and 5,709.57

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Solution

The fourth proportional to 9,244.31, 12,761.85 and 5,709.57 is: 7,882.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,244.31 : 12,761.85 = 5,709.57 : x
  2. Step 2: Convert to fraction form
    9,244.31/12,761.85 = 5,709.57/x
  3. Step 3: Cross multiply
    9,244.31x = 12,761.85 × 5,709.57
  4. Step 4: Simplify right side
    9,244.31x = 72,864,675.90
  5. Step 5: Solve for x
    x = 72,864,675.90/9,244.31
  6. Step 6: Final answer
    x = 7,882.12

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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.