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Finding the Fourth Proportional to 5,593.78, 7,717.50 and 3,468.55

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Solution

The fourth proportional to 5,593.78, 7,717.50 and 3,468.55 is: 4,785.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.78 : 7,717.50 = 3,468.55 : x
  2. Step 2: Convert to fraction form
    5,593.78/7,717.50 = 3,468.55/x
  3. Step 3: Cross multiply
    5,593.78x = 7,717.50 × 3,468.55
  4. Step 4: Simplify right side
    5,593.78x = 26,768,524.98
  5. Step 5: Solve for x
    x = 26,768,524.98/5,593.78
  6. Step 6: Final answer
    x = 4,785.41

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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.