Home / 4,752.27-7,132.05-3,112.02

Finding the Fourth Proportional to 4,752.27, 7,132.05 and 3,112.02

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Solution

The fourth proportional to 4,752.27, 7,132.05 and 3,112.02 is: 4,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.27 : 7,132.05 = 3,112.02 : x
  2. Step 2: Convert to fraction form
    4,752.27/7,132.05 = 3,112.02/x
  3. Step 3: Cross multiply
    4,752.27x = 7,132.05 × 3,112.02
  4. Step 4: Simplify right side
    4,752.27x = 22,195,082.24
  5. Step 5: Solve for x
    x = 22,195,082.24/4,752.27
  6. Step 6: Final answer
    x = 4,670.42

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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.