Home / 4,119.97-5,686.10-2,351.92

Finding the Fourth Proportional to 4,119.97, 5,686.10 and 2,351.92

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Solution

The fourth proportional to 4,119.97, 5,686.10 and 2,351.92 is: 3,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.97 : 5,686.10 = 2,351.92 : x
  2. Step 2: Convert to fraction form
    4,119.97/5,686.10 = 2,351.92/x
  3. Step 3: Cross multiply
    4,119.97x = 5,686.10 × 2,351.92
  4. Step 4: Simplify right side
    4,119.97x = 13,373,252.31
  5. Step 5: Solve for x
    x = 13,373,252.31/4,119.97
  6. Step 6: Final answer
    x = 3,245.96

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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.