Home / 3,700.75-5,107.91-2,442.04

Finding the Fourth Proportional to 3,700.75, 5,107.91 and 2,442.04

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Solution

The fourth proportional to 3,700.75, 5,107.91 and 2,442.04 is: 3,370.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.75 : 5,107.91 = 2,442.04 : x
  2. Step 2: Convert to fraction form
    3,700.75/5,107.91 = 2,442.04/x
  3. Step 3: Cross multiply
    3,700.75x = 5,107.91 × 2,442.04
  4. Step 4: Simplify right side
    3,700.75x = 12,473,720.54
  5. Step 5: Solve for x
    x = 12,473,720.54/3,700.75
  6. Step 6: Final answer
    x = 3,370.59

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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.