Home / 4,174.13-5,760.98-2,405.43

Finding the Fourth Proportional to 4,174.13, 5,760.98 and 2,405.43

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Solution

The fourth proportional to 4,174.13, 5,760.98 and 2,405.43 is: 3,319.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.13 : 5,760.98 = 2,405.43 : x
  2. Step 2: Convert to fraction form
    4,174.13/5,760.98 = 2,405.43/x
  3. Step 3: Cross multiply
    4,174.13x = 5,760.98 × 2,405.43
  4. Step 4: Simplify right side
    4,174.13x = 13,857,634.12
  5. Step 5: Solve for x
    x = 13,857,634.12/4,174.13
  6. Step 6: Final answer
    x = 3,319.89

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1.5x scale

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.