Home / 9,324.15-12,862.98-5,545.19

Finding the Fourth Proportional to 9,324.15, 12,862.98 and 5,545.19

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Solution

The fourth proportional to 9,324.15, 12,862.98 and 5,545.19 is: 7,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.15 : 12,862.98 = 5,545.19 : x
  2. Step 2: Convert to fraction form
    9,324.15/12,862.98 = 5,545.19/x
  3. Step 3: Cross multiply
    9,324.15x = 12,862.98 × 5,545.19
  4. Step 4: Simplify right side
    9,324.15x = 71,327,684.63
  5. Step 5: Solve for x
    x = 71,327,684.63/9,324.15
  6. Step 6: Final answer
    x = 7,649.78

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Double scale
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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.