Home / 9,331.27-13,997.00-2,758.12

Finding the Fourth Proportional to 9,331.27, 13,997.00 and 2,758.12

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Solution

The fourth proportional to 9,331.27, 13,997.00 and 2,758.12 is: 4,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.27 : 13,997.00 = 2,758.12 : x
  2. Step 2: Convert to fraction form
    9,331.27/13,997.00 = 2,758.12/x
  3. Step 3: Cross multiply
    9,331.27x = 13,997.00 × 2,758.12
  4. Step 4: Simplify right side
    9,331.27x = 38,605,377.54
  5. Step 5: Solve for x
    x = 38,605,377.54/9,331.27
  6. Step 6: Final answer
    x = 4,137.21

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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.