Home / 8,186.27-12,266.24-4,897.80

Finding the Fourth Proportional to 8,186.27, 12,266.24 and 4,897.80

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Solution

The fourth proportional to 8,186.27, 12,266.24 and 4,897.80 is: 7,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.27 : 12,266.24 = 4,897.80 : x
  2. Step 2: Convert to fraction form
    8,186.27/12,266.24 = 4,897.80/x
  3. Step 3: Cross multiply
    8,186.27x = 12,266.24 × 4,897.80
  4. Step 4: Simplify right side
    8,186.27x = 60,077,565.78
  5. Step 5: Solve for x
    x = 60,077,565.78/8,186.27
  6. Step 6: Final answer
    x = 7,338.82

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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.