Home / 4,000.13-5,520.17-2,207.59

Finding the Fourth Proportional to 4,000.13, 5,520.17 and 2,207.59

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Solution

The fourth proportional to 4,000.13, 5,520.17 and 2,207.59 is: 3,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.13 : 5,520.17 = 2,207.59 : x
  2. Step 2: Convert to fraction form
    4,000.13/5,520.17 = 2,207.59/x
  3. Step 3: Cross multiply
    4,000.13x = 5,520.17 × 2,207.59
  4. Step 4: Simplify right side
    4,000.13x = 12,186,283.13
  5. Step 5: Solve for x
    x = 12,186,283.13/4,000.13
  6. Step 6: Final answer
    x = 3,046.47

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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.