Home / 10,847.91-16,273.08-3,449.78

Finding the Fourth Proportional to 10,847.91, 16,273.08 and 3,449.78

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Solution

The fourth proportional to 10,847.91, 16,273.08 and 3,449.78 is: 5,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.91 : 16,273.08 = 3,449.78 : x
  2. Step 2: Convert to fraction form
    10,847.91/16,273.08 = 3,449.78/x
  3. Step 3: Cross multiply
    10,847.91x = 16,273.08 × 3,449.78
  4. Step 4: Simplify right side
    10,847.91x = 56,138,545.92
  5. Step 5: Solve for x
    x = 56,138,545.92/10,847.91
  6. Step 6: Final answer
    x = 5,175.06

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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.