Home / 5,306.38-7,958.33-1,976.20

Finding the Fourth Proportional to 5,306.38, 7,958.33 and 1,976.20

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Solution

The fourth proportional to 5,306.38, 7,958.33 and 1,976.20 is: 2,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.38 : 7,958.33 = 1,976.20 : x
  2. Step 2: Convert to fraction form
    5,306.38/7,958.33 = 1,976.20/x
  3. Step 3: Cross multiply
    5,306.38x = 7,958.33 × 1,976.20
  4. Step 4: Simplify right side
    5,306.38x = 15,727,211.95
  5. Step 5: Solve for x
    x = 15,727,211.95/5,306.38
  6. Step 6: Final answer
    x = 2,963.83

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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.