Home / 4,521.28-6,239.52-2,531.92

Finding the Fourth Proportional to 4,521.28, 6,239.52 and 2,531.92

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Solution

The fourth proportional to 4,521.28, 6,239.52 and 2,531.92 is: 3,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.28 : 6,239.52 = 2,531.92 : x
  2. Step 2: Convert to fraction form
    4,521.28/6,239.52 = 2,531.92/x
  3. Step 3: Cross multiply
    4,521.28x = 6,239.52 × 2,531.92
  4. Step 4: Simplify right side
    4,521.28x = 15,797,965.48
  5. Step 5: Solve for x
    x = 15,797,965.48/4,521.28
  6. Step 6: Final answer
    x = 3,494.14

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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.