Home / 8,116.32-12,174.88-2,273.52

Finding the Fourth Proportional to 8,116.32, 12,174.88 and 2,273.52

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Solution

The fourth proportional to 8,116.32, 12,174.88 and 2,273.52 is: 3,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.32 : 12,174.88 = 2,273.52 : x
  2. Step 2: Convert to fraction form
    8,116.32/12,174.88 = 2,273.52/x
  3. Step 3: Cross multiply
    8,116.32x = 12,174.88 × 2,273.52
  4. Step 4: Simplify right side
    8,116.32x = 27,679,833.18
  5. Step 5: Solve for x
    x = 27,679,833.18/8,116.32
  6. Step 6: Final answer
    x = 3,410.39

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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.