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Finding the Fourth Proportional to 7,398.89, 11,098.43 and 2,468.55

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Solution

The fourth proportional to 7,398.89, 11,098.43 and 2,468.55 is: 3,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.89 : 11,098.43 = 2,468.55 : x
  2. Step 2: Convert to fraction form
    7,398.89/11,098.43 = 2,468.55/x
  3. Step 3: Cross multiply
    7,398.89x = 11,098.43 × 2,468.55
  4. Step 4: Simplify right side
    7,398.89x = 27,397,017.03
  5. Step 5: Solve for x
    x = 27,397,017.03/7,398.89
  6. Step 6: Final answer
    x = 3,702.86

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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.