Home / 3,177.25-4,765.90-1,304.17

Finding the Fourth Proportional to 3,177.25, 4,765.90 and 1,304.17

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Solution

The fourth proportional to 3,177.25, 4,765.90 and 1,304.17 is: 1,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.25 : 4,765.90 = 1,304.17 : x
  2. Step 2: Convert to fraction form
    3,177.25/4,765.90 = 1,304.17/x
  3. Step 3: Cross multiply
    3,177.25x = 4,765.90 × 1,304.17
  4. Step 4: Simplify right side
    3,177.25x = 6,215,543.80
  5. Step 5: Solve for x
    x = 6,215,543.80/3,177.25
  6. Step 6: Final answer
    x = 1,956.27

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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.