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Finding the Fourth Proportional to 5,593.47, 7,719.74 and 3,235.76

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Solution

The fourth proportional to 5,593.47, 7,719.74 and 3,235.76 is: 4,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.47 : 7,719.74 = 3,235.76 : x
  2. Step 2: Convert to fraction form
    5,593.47/7,719.74 = 3,235.76/x
  3. Step 3: Cross multiply
    5,593.47x = 7,719.74 × 3,235.76
  4. Step 4: Simplify right side
    5,593.47x = 24,979,209.72
  5. Step 5: Solve for x
    x = 24,979,209.72/5,593.47
  6. Step 6: Final answer
    x = 4,465.78

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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.