Home / 2,344.18-3,515.42-1,247.92

Finding the Fourth Proportional to 2,344.18, 3,515.42 and 1,247.92

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Solution

The fourth proportional to 2,344.18, 3,515.42 and 1,247.92 is: 1,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.18 : 3,515.42 = 1,247.92 : x
  2. Step 2: Convert to fraction form
    2,344.18/3,515.42 = 1,247.92/x
  3. Step 3: Cross multiply
    2,344.18x = 3,515.42 × 1,247.92
  4. Step 4: Simplify right side
    2,344.18x = 4,386,962.93
  5. Step 5: Solve for x
    x = 4,386,962.93/2,344.18
  6. Step 6: Final answer
    x = 1,871.43

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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.