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Finding the Fourth Proportional to 5,593.76, 7,729.12 and 4,598.28

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Solution

The fourth proportional to 5,593.76, 7,729.12 and 4,598.28 is: 6,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.76 : 7,729.12 = 4,598.28 : x
  2. Step 2: Convert to fraction form
    5,593.76/7,729.12 = 4,598.28/x
  3. Step 3: Cross multiply
    5,593.76x = 7,729.12 × 4,598.28
  4. Step 4: Simplify right side
    5,593.76x = 35,540,657.91
  5. Step 5: Solve for x
    x = 35,540,657.91/5,593.76
  6. Step 6: Final answer
    x = 6,353.63

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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.