Home / 4,008.45-5,531.57-2,240.22

Finding the Fourth Proportional to 4,008.45, 5,531.57 and 2,240.22

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Solution

The fourth proportional to 4,008.45, 5,531.57 and 2,240.22 is: 3,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.45 : 5,531.57 = 2,240.22 : x
  2. Step 2: Convert to fraction form
    4,008.45/5,531.57 = 2,240.22/x
  3. Step 3: Cross multiply
    4,008.45x = 5,531.57 × 2,240.22
  4. Step 4: Simplify right side
    4,008.45x = 12,391,964.29
  5. Step 5: Solve for x
    x = 12,391,964.29/4,008.45
  6. Step 6: Final answer
    x = 3,091.46

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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.