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Finding the Fourth Proportional to 5,593.52, 7,719.04 and 3,109.52

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Solution

The fourth proportional to 5,593.52, 7,719.04 and 3,109.52 is: 4,291.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,593.52 : 7,719.04 = 3,109.52 : x
  2. Step 2: Convert to fraction form
    5,593.52/7,719.04 = 3,109.52/x
  3. Step 3: Cross multiply
    5,593.52x = 7,719.04 × 3,109.52
  4. Step 4: Simplify right side
    5,593.52x = 24,002,509.26
  5. Step 5: Solve for x
    x = 24,002,509.26/5,593.52
  6. Step 6: Final answer
    x = 4,291.13

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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.