Home / 5,291.41-7,937.20-2,517.52

Finding the Fourth Proportional to 5,291.41, 7,937.20 and 2,517.52

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Solution

The fourth proportional to 5,291.41, 7,937.20 and 2,517.52 is: 3,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.41 : 7,937.20 = 2,517.52 : x
  2. Step 2: Convert to fraction form
    5,291.41/7,937.20 = 2,517.52/x
  3. Step 3: Cross multiply
    5,291.41x = 7,937.20 × 2,517.52
  4. Step 4: Simplify right side
    5,291.41x = 19,982,033.61
  5. Step 5: Solve for x
    x = 19,982,033.61/5,291.41
  6. Step 6: Final answer
    x = 3,776.32

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1.5x scale

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.