Home / 10,237.20-14,127.42-5,760.73

Finding the Fourth Proportional to 10,237.20, 14,127.42 and 5,760.73

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Solution

The fourth proportional to 10,237.20, 14,127.42 and 5,760.73 is: 7,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.20 : 14,127.42 = 5,760.73 : x
  2. Step 2: Convert to fraction form
    10,237.20/14,127.42 = 5,760.73/x
  3. Step 3: Cross multiply
    10,237.20x = 14,127.42 × 5,760.73
  4. Step 4: Simplify right side
    10,237.20x = 81,384,252.22
  5. Step 5: Solve for x
    x = 81,384,252.22/10,237.20
  6. Step 6: Final answer
    x = 7,949.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.