Home / 8,569.48-12,854.38-3,022.71

Finding the Fourth Proportional to 8,569.48, 12,854.38 and 3,022.71

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Solution

The fourth proportional to 8,569.48, 12,854.38 and 3,022.71 is: 4,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.48 : 12,854.38 = 3,022.71 : x
  2. Step 2: Convert to fraction form
    8,569.48/12,854.38 = 3,022.71/x
  3. Step 3: Cross multiply
    8,569.48x = 12,854.38 × 3,022.71
  4. Step 4: Simplify right side
    8,569.48x = 38,855,062.97
  5. Step 5: Solve for x
    x = 38,855,062.97/8,569.48
  6. Step 6: Final answer
    x = 4,534.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.