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Finding the Fourth Proportional to 5,943.38, 8,915.09 and 2,480.63

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Solution

The fourth proportional to 5,943.38, 8,915.09 and 2,480.63 is: 3,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.38 : 8,915.09 = 2,480.63 : x
  2. Step 2: Convert to fraction form
    5,943.38/8,915.09 = 2,480.63/x
  3. Step 3: Cross multiply
    5,943.38x = 8,915.09 × 2,480.63
  4. Step 4: Simplify right side
    5,943.38x = 22,114,982.73
  5. Step 5: Solve for x
    x = 22,114,982.73/5,943.38
  6. Step 6: Final answer
    x = 3,720.95

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1.5x scale

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.