Home / 4,049.67-6,077.75-2,102.43

Finding the Fourth Proportional to 4,049.67, 6,077.75 and 2,102.43

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Solution

The fourth proportional to 4,049.67, 6,077.75 and 2,102.43 is: 3,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.67 : 6,077.75 = 2,102.43 : x
  2. Step 2: Convert to fraction form
    4,049.67/6,077.75 = 2,102.43/x
  3. Step 3: Cross multiply
    4,049.67x = 6,077.75 × 2,102.43
  4. Step 4: Simplify right side
    4,049.67x = 12,778,043.93
  5. Step 5: Solve for x
    x = 12,778,043.93/4,049.67
  6. Step 6: Final answer
    x = 3,155.33

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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.