Home / 8,114.88-12,167.87-4,996.05

Finding the Fourth Proportional to 8,114.88, 12,167.87 and 4,996.05

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Solution

The fourth proportional to 8,114.88, 12,167.87 and 4,996.05 is: 7,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.88 : 12,167.87 = 4,996.05 : x
  2. Step 2: Convert to fraction form
    8,114.88/12,167.87 = 4,996.05/x
  3. Step 3: Cross multiply
    8,114.88x = 12,167.87 × 4,996.05
  4. Step 4: Simplify right side
    8,114.88x = 60,791,261.93
  5. Step 5: Solve for x
    x = 60,791,261.93/8,114.88
  6. Step 6: Final answer
    x = 7,491.33

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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.