Home / 8,258.38-12,387.80-2,414.99

Finding the Fourth Proportional to 8,258.38, 12,387.80 and 2,414.99

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Solution

The fourth proportional to 8,258.38, 12,387.80 and 2,414.99 is: 3,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.38 : 12,387.80 = 2,414.99 : x
  2. Step 2: Convert to fraction form
    8,258.38/12,387.80 = 2,414.99/x
  3. Step 3: Cross multiply
    8,258.38x = 12,387.80 × 2,414.99
  4. Step 4: Simplify right side
    8,258.38x = 29,916,413.12
  5. Step 5: Solve for x
    x = 29,916,413.12/8,258.38
  6. Step 6: Final answer
    x = 3,622.55

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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.