Home / 5,719.32-8,581.92-4,332.20

Finding the Fourth Proportional to 5,719.32, 8,581.92 and 4,332.20

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Solution

The fourth proportional to 5,719.32, 8,581.92 and 4,332.20 is: 6,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.32 : 8,581.92 = 4,332.20 : x
  2. Step 2: Convert to fraction form
    5,719.32/8,581.92 = 4,332.20/x
  3. Step 3: Cross multiply
    5,719.32x = 8,581.92 × 4,332.20
  4. Step 4: Simplify right side
    5,719.32x = 37,178,593.82
  5. Step 5: Solve for x
    x = 37,178,593.82/5,719.32
  6. Step 6: Final answer
    x = 6,500.53

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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.