Home / 5,250.66-7,245.91-2,892.85

Finding the Fourth Proportional to 5,250.66, 7,245.91 and 2,892.85

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Solution

The fourth proportional to 5,250.66, 7,245.91 and 2,892.85 is: 3,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.66 : 7,245.91 = 2,892.85 : x
  2. Step 2: Convert to fraction form
    5,250.66/7,245.91 = 2,892.85/x
  3. Step 3: Cross multiply
    5,250.66x = 7,245.91 × 2,892.85
  4. Step 4: Simplify right side
    5,250.66x = 20,961,299.97
  5. Step 5: Solve for x
    x = 20,961,299.97/5,250.66
  6. Step 6: Final answer
    x = 3,992.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.