Home / 5,072.39-7,601.28-2,876.48

Finding the Fourth Proportional to 5,072.39, 7,601.28 and 2,876.48

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Solution

The fourth proportional to 5,072.39, 7,601.28 and 2,876.48 is: 4,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.39 : 7,601.28 = 2,876.48 : x
  2. Step 2: Convert to fraction form
    5,072.39/7,601.28 = 2,876.48/x
  3. Step 3: Cross multiply
    5,072.39x = 7,601.28 × 2,876.48
  4. Step 4: Simplify right side
    5,072.39x = 21,864,909.61
  5. Step 5: Solve for x
    x = 21,864,909.61/5,072.39
  6. Step 6: Final answer
    x = 4,310.57

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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.