Home / 1,651.24-2,474.56-725.41

Finding the Fourth Proportional to 1,651.24, 2,474.56 and 725.41

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Solution

The fourth proportional to 1,651.24, 2,474.56 and 725.41 is: 1,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.24 : 2,474.56 = 725.41 : x
  2. Step 2: Convert to fraction form
    1,651.24/2,474.56 = 725.41/x
  3. Step 3: Cross multiply
    1,651.24x = 2,474.56 × 725.41
  4. Step 4: Simplify right side
    1,651.24x = 1,795,070.57
  5. Step 5: Solve for x
    x = 1,795,070.57/1,651.24
  6. Step 6: Final answer
    x = 1,087.10

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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.