Home / 3,250.28-4,876.50-2,158.94

Finding the Fourth Proportional to 3,250.28, 4,876.50 and 2,158.94

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Solution

The fourth proportional to 3,250.28, 4,876.50 and 2,158.94 is: 3,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.28 : 4,876.50 = 2,158.94 : x
  2. Step 2: Convert to fraction form
    3,250.28/4,876.50 = 2,158.94/x
  3. Step 3: Cross multiply
    3,250.28x = 4,876.50 × 2,158.94
  4. Step 4: Simplify right side
    3,250.28x = 10,528,070.91
  5. Step 5: Solve for x
    x = 10,528,070.91/3,250.28
  6. Step 6: Final answer
    x = 3,239.13

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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.