Home / 11,553.89-17,332.65-3,760.88

Finding the Fourth Proportional to 11,553.89, 17,332.65 and 3,760.88

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Solution

The fourth proportional to 11,553.89, 17,332.65 and 3,760.88 is: 5,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.89 : 17,332.65 = 3,760.88 : x
  2. Step 2: Convert to fraction form
    11,553.89/17,332.65 = 3,760.88/x
  3. Step 3: Cross multiply
    11,553.89x = 17,332.65 × 3,760.88
  4. Step 4: Simplify right side
    11,553.89x = 65,185,930.07
  5. Step 5: Solve for x
    x = 65,185,930.07/11,553.89
  6. Step 6: Final answer
    x = 5,641.91

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1.5x scale

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.