Home / 8,249.03-11,377.05-7,252.19

Finding the Fourth Proportional to 8,249.03, 11,377.05 and 7,252.19

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Solution

The fourth proportional to 8,249.03, 11,377.05 and 7,252.19 is: 10,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.03 : 11,377.05 = 7,252.19 : x
  2. Step 2: Convert to fraction form
    8,249.03/11,377.05 = 7,252.19/x
  3. Step 3: Cross multiply
    8,249.03x = 11,377.05 × 7,252.19
  4. Step 4: Simplify right side
    8,249.03x = 82,508,528.24
  5. Step 5: Solve for x
    x = 82,508,528.24/8,249.03
  6. Step 6: Final answer
    x = 10,002.21

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Half scale
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Double scale
Find fourth proportional to 8,250.03, 11,378.43 and 7,253.19
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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.