Home / 5,377.39-8,062.63-2,086.97

Finding the Fourth Proportional to 5,377.39, 8,062.63 and 2,086.97

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Solution

The fourth proportional to 5,377.39, 8,062.63 and 2,086.97 is: 3,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.39 : 8,062.63 = 2,086.97 : x
  2. Step 2: Convert to fraction form
    5,377.39/8,062.63 = 2,086.97/x
  3. Step 3: Cross multiply
    5,377.39x = 8,062.63 × 2,086.97
  4. Step 4: Simplify right side
    5,377.39x = 16,826,466.93
  5. Step 5: Solve for x
    x = 16,826,466.93/5,377.39
  6. Step 6: Final answer
    x = 3,129.11

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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.