Home / 5,250.18-7,876.08-2,910.90

Finding the Fourth Proportional to 5,250.18, 7,876.08 and 2,910.90

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Solution

The fourth proportional to 5,250.18, 7,876.08 and 2,910.90 is: 4,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.18 : 7,876.08 = 2,910.90 : x
  2. Step 2: Convert to fraction form
    5,250.18/7,876.08 = 2,910.90/x
  3. Step 3: Cross multiply
    5,250.18x = 7,876.08 × 2,910.90
  4. Step 4: Simplify right side
    5,250.18x = 22,926,481.27
  5. Step 5: Solve for x
    x = 22,926,481.27/5,250.18
  6. Step 6: Final answer
    x = 4,366.80

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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.