Home / 4,008.42-5,531.76-2,240.10

Finding the Fourth Proportional to 4,008.42, 5,531.76 and 2,240.10

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Solution

The fourth proportional to 4,008.42, 5,531.76 and 2,240.10 is: 3,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.42 : 5,531.76 = 2,240.10 : x
  2. Step 2: Convert to fraction form
    4,008.42/5,531.76 = 2,240.10/x
  3. Step 3: Cross multiply
    4,008.42x = 5,531.76 × 2,240.10
  4. Step 4: Simplify right side
    4,008.42x = 12,391,695.58
  5. Step 5: Solve for x
    x = 12,391,695.58/4,008.42
  6. Step 6: Final answer
    x = 3,091.42

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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.