Home / 3,848.28-5,772.12-1,250.88

Finding the Fourth Proportional to 3,848.28, 5,772.12 and 1,250.88

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Solution

The fourth proportional to 3,848.28, 5,772.12 and 1,250.88 is: 1,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.28 : 5,772.12 = 1,250.88 : x
  2. Step 2: Convert to fraction form
    3,848.28/5,772.12 = 1,250.88/x
  3. Step 3: Cross multiply
    3,848.28x = 5,772.12 × 1,250.88
  4. Step 4: Simplify right side
    3,848.28x = 7,220,229.47
  5. Step 5: Solve for x
    x = 7,220,229.47/3,848.28
  6. Step 6: Final answer
    x = 1,876.22

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1.5x scale

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.