Home / 5,536.62-7,642.08-3,179.52

Finding the Fourth Proportional to 5,536.62, 7,642.08 and 3,179.52

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Solution

The fourth proportional to 5,536.62, 7,642.08 and 3,179.52 is: 4,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.62 : 7,642.08 = 3,179.52 : x
  2. Step 2: Convert to fraction form
    5,536.62/7,642.08 = 3,179.52/x
  3. Step 3: Cross multiply
    5,536.62x = 7,642.08 × 3,179.52
  4. Step 4: Simplify right side
    5,536.62x = 24,298,146.20
  5. Step 5: Solve for x
    x = 24,298,146.20/5,536.62
  6. Step 6: Final answer
    x = 4,388.62

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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.