Home / 10,348.87-15,517.62-4,102.56

Finding the Fourth Proportional to 10,348.87, 15,517.62 and 4,102.56

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Solution

The fourth proportional to 10,348.87, 15,517.62 and 4,102.56 is: 6,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.87 : 15,517.62 = 4,102.56 : x
  2. Step 2: Convert to fraction form
    10,348.87/15,517.62 = 4,102.56/x
  3. Step 3: Cross multiply
    10,348.87x = 15,517.62 × 4,102.56
  4. Step 4: Simplify right side
    10,348.87x = 63,661,967.11
  5. Step 5: Solve for x
    x = 63,661,967.11/10,348.87
  6. Step 6: Final answer
    x = 6,151.59

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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.