Home / 7,983.29-11,938.57-5,983.27

Finding the Fourth Proportional to 7,983.29, 11,938.57 and 5,983.27

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Solution

The fourth proportional to 7,983.29, 11,938.57 and 5,983.27 is: 8,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.29 : 11,938.57 = 5,983.27 : x
  2. Step 2: Convert to fraction form
    7,983.29/11,938.57 = 5,983.27/x
  3. Step 3: Cross multiply
    7,983.29x = 11,938.57 × 5,983.27
  4. Step 4: Simplify right side
    7,983.29x = 71,431,663.95
  5. Step 5: Solve for x
    x = 71,431,663.95/7,983.29
  6. Step 6: Final answer
    x = 8,947.65

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Similar ratio
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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.