Home / 8,331.07-12,502.75-3,948.54

Finding the Fourth Proportional to 8,331.07, 12,502.75 and 3,948.54

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Solution

The fourth proportional to 8,331.07, 12,502.75 and 3,948.54 is: 5,925.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.07 : 12,502.75 = 3,948.54 : x
  2. Step 2: Convert to fraction form
    8,331.07/12,502.75 = 3,948.54/x
  3. Step 3: Cross multiply
    8,331.07x = 12,502.75 × 3,948.54
  4. Step 4: Simplify right side
    8,331.07x = 49,367,545.97
  5. Step 5: Solve for x
    x = 49,367,545.97/8,331.07
  6. Step 6: Final answer
    x = 5,925.72

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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.