Home / 9,083.28-12,537.32-5,359.76

Finding the Fourth Proportional to 9,083.28, 12,537.32 and 5,359.76

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Solution

The fourth proportional to 9,083.28, 12,537.32 and 5,359.76 is: 7,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.28 : 12,537.32 = 5,359.76 : x
  2. Step 2: Convert to fraction form
    9,083.28/12,537.32 = 5,359.76/x
  3. Step 3: Cross multiply
    9,083.28x = 12,537.32 × 5,359.76
  4. Step 4: Simplify right side
    9,083.28x = 67,197,026.24
  5. Step 5: Solve for x
    x = 67,197,026.24/9,083.28
  6. Step 6: Final answer
    x = 7,397.88

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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.