Home / 3,984.74-5,497.92-2,726.18

Finding the Fourth Proportional to 3,984.74, 5,497.92 and 2,726.18

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Solution

The fourth proportional to 3,984.74, 5,497.92 and 2,726.18 is: 3,761.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.74 : 5,497.92 = 2,726.18 : x
  2. Step 2: Convert to fraction form
    3,984.74/5,497.92 = 2,726.18/x
  3. Step 3: Cross multiply
    3,984.74x = 5,497.92 × 2,726.18
  4. Step 4: Simplify right side
    3,984.74x = 14,988,292.06
  5. Step 5: Solve for x
    x = 14,988,292.06/3,984.74
  6. Step 6: Final answer
    x = 3,761.43

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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.