Home / 4,872.76-7,309.14-3,838.29

Finding the Fourth Proportional to 4,872.76, 7,309.14 and 3,838.29

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Solution

The fourth proportional to 4,872.76, 7,309.14 and 3,838.29 is: 5,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.76 : 7,309.14 = 3,838.29 : x
  2. Step 2: Convert to fraction form
    4,872.76/7,309.14 = 3,838.29/x
  3. Step 3: Cross multiply
    4,872.76x = 7,309.14 × 3,838.29
  4. Step 4: Simplify right side
    4,872.76x = 28,054,557.17
  5. Step 5: Solve for x
    x = 28,054,557.17/4,872.76
  6. Step 6: Final answer
    x = 5,757.43

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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.