Home / 4,008.89-5,531.90-2,240.46

Finding the Fourth Proportional to 4,008.89, 5,531.90 and 2,240.46

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Solution

The fourth proportional to 4,008.89, 5,531.90 and 2,240.46 is: 3,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.89 : 5,531.90 = 2,240.46 : x
  2. Step 2: Convert to fraction form
    4,008.89/5,531.90 = 2,240.46/x
  3. Step 3: Cross multiply
    4,008.89x = 5,531.90 × 2,240.46
  4. Step 4: Simplify right side
    4,008.89x = 12,393,989.47
  5. Step 5: Solve for x
    x = 12,393,989.47/4,008.89
  6. Step 6: Final answer
    x = 3,091.62

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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.