Home / 8,635.01-12,954.40-2,791.53

Finding the Fourth Proportional to 8,635.01, 12,954.40 and 2,791.53

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Solution

The fourth proportional to 8,635.01, 12,954.40 and 2,791.53 is: 4,187.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.01 : 12,954.40 = 2,791.53 : x
  2. Step 2: Convert to fraction form
    8,635.01/12,954.40 = 2,791.53/x
  3. Step 3: Cross multiply
    8,635.01x = 12,954.40 × 2,791.53
  4. Step 4: Simplify right side
    8,635.01x = 36,162,589.25
  5. Step 5: Solve for x
    x = 36,162,589.25/8,635.01
  6. Step 6: Final answer
    x = 4,187.91

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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.