Home / 5,456.43-7,529.90-3,098.52

Finding the Fourth Proportional to 5,456.43, 7,529.90 and 3,098.52

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Solution

The fourth proportional to 5,456.43, 7,529.90 and 3,098.52 is: 4,275.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.43 : 7,529.90 = 3,098.52 : x
  2. Step 2: Convert to fraction form
    5,456.43/7,529.90 = 3,098.52/x
  3. Step 3: Cross multiply
    5,456.43x = 7,529.90 × 3,098.52
  4. Step 4: Simplify right side
    5,456.43x = 23,331,530.26
  5. Step 5: Solve for x
    x = 23,331,530.26/5,456.43
  6. Step 6: Final answer
    x = 4,275.97

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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.