Home / 11,882.38-17,823.56-3,117.29

Finding the Fourth Proportional to 11,882.38, 17,823.56 and 3,117.29

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Solution

The fourth proportional to 11,882.38, 17,823.56 and 3,117.29 is: 4,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.38 : 17,823.56 = 3,117.29 : x
  2. Step 2: Convert to fraction form
    11,882.38/17,823.56 = 3,117.29/x
  3. Step 3: Cross multiply
    11,882.38x = 17,823.56 × 3,117.29
  4. Step 4: Simplify right side
    11,882.38x = 55,561,118.18
  5. Step 5: Solve for x
    x = 55,561,118.18/11,882.38
  6. Step 6: Final answer
    x = 4,675.93

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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.