Home / 9,983.25-13,778.51-6,006.56

Finding the Fourth Proportional to 9,983.25, 13,778.51 and 6,006.56

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Solution

The fourth proportional to 9,983.25, 13,778.51 and 6,006.56 is: 8,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.25 : 13,778.51 = 6,006.56 : x
  2. Step 2: Convert to fraction form
    9,983.25/13,778.51 = 6,006.56/x
  3. Step 3: Cross multiply
    9,983.25x = 13,778.51 × 6,006.56
  4. Step 4: Simplify right side
    9,983.25x = 82,761,348.10
  5. Step 5: Solve for x
    x = 82,761,348.10/9,983.25
  6. Step 6: Final answer
    x = 8,290.02

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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.