Home / 5,765.12-7,956.04-3,375.32

Finding the Fourth Proportional to 5,765.12, 7,956.04 and 3,375.32

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Solution

The fourth proportional to 5,765.12, 7,956.04 and 3,375.32 is: 4,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.12 : 7,956.04 = 3,375.32 : x
  2. Step 2: Convert to fraction form
    5,765.12/7,956.04 = 3,375.32/x
  3. Step 3: Cross multiply
    5,765.12x = 7,956.04 × 3,375.32
  4. Step 4: Simplify right side
    5,765.12x = 26,854,180.93
  5. Step 5: Solve for x
    x = 26,854,180.93/5,765.12
  6. Step 6: Final answer
    x = 4,658.04

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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.