Home / 10,202.22-15,304.32-3,182.28

Finding the Fourth Proportional to 10,202.22, 15,304.32 and 3,182.28

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Solution

The fourth proportional to 10,202.22, 15,304.32 and 3,182.28 is: 4,773.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.22 : 15,304.32 = 3,182.28 : x
  2. Step 2: Convert to fraction form
    10,202.22/15,304.32 = 3,182.28/x
  3. Step 3: Cross multiply
    10,202.22x = 15,304.32 × 3,182.28
  4. Step 4: Simplify right side
    10,202.22x = 48,702,631.45
  5. Step 5: Solve for x
    x = 48,702,631.45/10,202.22
  6. Step 6: Final answer
    x = 4,773.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.