Home / 8,374.20-12,552.12-3,442.52

Finding the Fourth Proportional to 8,374.20, 12,552.12 and 3,442.52

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Solution

The fourth proportional to 8,374.20, 12,552.12 and 3,442.52 is: 5,160.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.20 : 12,552.12 = 3,442.52 : x
  2. Step 2: Convert to fraction form
    8,374.20/12,552.12 = 3,442.52/x
  3. Step 3: Cross multiply
    8,374.20x = 12,552.12 × 3,442.52
  4. Step 4: Simplify right side
    8,374.20x = 43,210,861.38
  5. Step 5: Solve for x
    x = 43,210,861.38/8,374.20
  6. Step 6: Final answer
    x = 5,160.00

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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.