Home / 3,468.24-5,200.92-1,521.72

Finding the Fourth Proportional to 3,468.24, 5,200.92 and 1,521.72

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Solution

The fourth proportional to 3,468.24, 5,200.92 and 1,521.72 is: 2,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.24 : 5,200.92 = 1,521.72 : x
  2. Step 2: Convert to fraction form
    3,468.24/5,200.92 = 1,521.72/x
  3. Step 3: Cross multiply
    3,468.24x = 5,200.92 × 1,521.72
  4. Step 4: Simplify right side
    3,468.24x = 7,914,343.98
  5. Step 5: Solve for x
    x = 7,914,343.98/3,468.24
  6. Step 6: Final answer
    x = 2,281.95

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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.