Home / 8,199.27-11,311.77-5,049.99

Finding the Fourth Proportional to 8,199.27, 11,311.77 and 5,049.99

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Solution

The fourth proportional to 8,199.27, 11,311.77 and 5,049.99 is: 6,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.27 : 11,311.77 = 5,049.99 : x
  2. Step 2: Convert to fraction form
    8,199.27/11,311.77 = 5,049.99/x
  3. Step 3: Cross multiply
    8,199.27x = 11,311.77 × 5,049.99
  4. Step 4: Simplify right side
    8,199.27x = 57,124,325.38
  5. Step 5: Solve for x
    x = 57,124,325.38/8,199.27
  6. Step 6: Final answer
    x = 6,967.00

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Half scale
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Double scale
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Similar ratio
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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.