Home / 4,174.13-6,255.77-3,125.88

Finding the Fourth Proportional to 4,174.13, 6,255.77 and 3,125.88

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Solution

The fourth proportional to 4,174.13, 6,255.77 and 3,125.88 is: 4,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.13 : 6,255.77 = 3,125.88 : x
  2. Step 2: Convert to fraction form
    4,174.13/6,255.77 = 3,125.88/x
  3. Step 3: Cross multiply
    4,174.13x = 6,255.77 × 3,125.88
  4. Step 4: Simplify right side
    4,174.13x = 19,554,770.70
  5. Step 5: Solve for x
    x = 19,554,770.70/4,174.13
  6. Step 6: Final answer
    x = 4,684.75

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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.