Home / 10,082.60-15,124.14-3,841.80

Finding the Fourth Proportional to 10,082.60, 15,124.14 and 3,841.80

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Solution

The fourth proportional to 10,082.60, 15,124.14 and 3,841.80 is: 5,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.60 : 15,124.14 = 3,841.80 : x
  2. Step 2: Convert to fraction form
    10,082.60/15,124.14 = 3,841.80/x
  3. Step 3: Cross multiply
    10,082.60x = 15,124.14 × 3,841.80
  4. Step 4: Simplify right side
    10,082.60x = 58,103,921.05
  5. Step 5: Solve for x
    x = 58,103,921.05/10,082.60
  6. Step 6: Final answer
    x = 5,762.79

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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.