Home / 4,149.18-5,726.16-2,381.22

Finding the Fourth Proportional to 4,149.18, 5,726.16 and 2,381.22

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Solution

The fourth proportional to 4,149.18, 5,726.16 and 2,381.22 is: 3,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.18 : 5,726.16 = 2,381.22 : x
  2. Step 2: Convert to fraction form
    4,149.18/5,726.16 = 2,381.22/x
  3. Step 3: Cross multiply
    4,149.18x = 5,726.16 × 2,381.22
  4. Step 4: Simplify right side
    4,149.18x = 13,635,246.72
  5. Step 5: Solve for x
    x = 13,635,246.72/4,149.18
  6. Step 6: Final answer
    x = 3,286.25

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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.