Home / 5,177.28-7,758.98-2,833.76

Finding the Fourth Proportional to 5,177.28, 7,758.98 and 2,833.76

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Solution

The fourth proportional to 5,177.28, 7,758.98 and 2,833.76 is: 4,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.28 : 7,758.98 = 2,833.76 : x
  2. Step 2: Convert to fraction form
    5,177.28/7,758.98 = 2,833.76/x
  3. Step 3: Cross multiply
    5,177.28x = 7,758.98 × 2,833.76
  4. Step 4: Simplify right side
    5,177.28x = 21,987,034.20
  5. Step 5: Solve for x
    x = 21,987,034.20/5,177.28
  6. Step 6: Final answer
    x = 4,246.83

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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.