Home / 4,951.28-7,426.92-2,177.94

Finding the Fourth Proportional to 4,951.28, 7,426.92 and 2,177.94

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Solution

The fourth proportional to 4,951.28, 7,426.92 and 2,177.94 is: 3,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.28 : 7,426.92 = 2,177.94 : x
  2. Step 2: Convert to fraction form
    4,951.28/7,426.92 = 2,177.94/x
  3. Step 3: Cross multiply
    4,951.28x = 7,426.92 × 2,177.94
  4. Step 4: Simplify right side
    4,951.28x = 16,175,386.14
  5. Step 5: Solve for x
    x = 16,175,386.14/4,951.28
  6. Step 6: Final answer
    x = 3,266.91

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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.