Home / 5,616.29-7,750.13-3,098.43

Finding the Fourth Proportional to 5,616.29, 7,750.13 and 3,098.43

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Solution

The fourth proportional to 5,616.29, 7,750.13 and 3,098.43 is: 4,275.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.29 : 7,750.13 = 3,098.43 : x
  2. Step 2: Convert to fraction form
    5,616.29/7,750.13 = 3,098.43/x
  3. Step 3: Cross multiply
    5,616.29x = 7,750.13 × 3,098.43
  4. Step 4: Simplify right side
    5,616.29x = 24,013,235.30
  5. Step 5: Solve for x
    x = 24,013,235.30/5,616.29
  6. Step 6: Final answer
    x = 4,275.64

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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.