Home / 4,040.12-5,575.50-2,272.04

Finding the Fourth Proportional to 4,040.12, 5,575.50 and 2,272.04

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Solution

The fourth proportional to 4,040.12, 5,575.50 and 2,272.04 is: 3,135.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.12 : 5,575.50 = 2,272.04 : x
  2. Step 2: Convert to fraction form
    4,040.12/5,575.50 = 2,272.04/x
  3. Step 3: Cross multiply
    4,040.12x = 5,575.50 × 2,272.04
  4. Step 4: Simplify right side
    4,040.12x = 12,667,759.02
  5. Step 5: Solve for x
    x = 12,667,759.02/4,040.12
  6. Step 6: Final answer
    x = 3,135.49

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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.