Home / 4,442.60-6,129.24-2,872.04

Finding the Fourth Proportional to 4,442.60, 6,129.24 and 2,872.04

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Solution

The fourth proportional to 4,442.60, 6,129.24 and 2,872.04 is: 3,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.60 : 6,129.24 = 2,872.04 : x
  2. Step 2: Convert to fraction form
    4,442.60/6,129.24 = 2,872.04/x
  3. Step 3: Cross multiply
    4,442.60x = 6,129.24 × 2,872.04
  4. Step 4: Simplify right side
    4,442.60x = 17,603,422.45
  5. Step 5: Solve for x
    x = 17,603,422.45/4,442.60
  6. Step 6: Final answer
    x = 3,962.41

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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.