Home / 4,008.11-5,531.10-2,239.88

Finding the Fourth Proportional to 4,008.11, 5,531.10 and 2,239.88

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Solution

The fourth proportional to 4,008.11, 5,531.10 and 2,239.88 is: 3,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.11 : 5,531.10 = 2,239.88 : x
  2. Step 2: Convert to fraction form
    4,008.11/5,531.10 = 2,239.88/x
  3. Step 3: Cross multiply
    4,008.11x = 5,531.10 × 2,239.88
  4. Step 4: Simplify right side
    4,008.11x = 12,389,000.27
  5. Step 5: Solve for x
    x = 12,389,000.27/4,008.11
  6. Step 6: Final answer
    x = 3,090.98

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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.