Home / 4,000.23-5,517.89-2,581.69

Finding the Fourth Proportional to 4,000.23, 5,517.89 and 2,581.69

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Solution

The fourth proportional to 4,000.23, 5,517.89 and 2,581.69 is: 3,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.23 : 5,517.89 = 2,581.69 : x
  2. Step 2: Convert to fraction form
    4,000.23/5,517.89 = 2,581.69/x
  3. Step 3: Cross multiply
    4,000.23x = 5,517.89 × 2,581.69
  4. Step 4: Simplify right side
    4,000.23x = 14,245,481.43
  5. Step 5: Solve for x
    x = 14,245,481.43/4,000.23
  6. Step 6: Final answer
    x = 3,561.17

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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.