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Finding the Fourth Proportional to 2,672.54, 4,029.18 and 2,484.62

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Solution

The fourth proportional to 2,672.54, 4,029.18 and 2,484.62 is: 3,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.54 : 4,029.18 = 2,484.62 : x
  2. Step 2: Convert to fraction form
    2,672.54/4,029.18 = 2,484.62/x
  3. Step 3: Cross multiply
    2,672.54x = 4,029.18 × 2,484.62
  4. Step 4: Simplify right side
    2,672.54x = 10,010,981.21
  5. Step 5: Solve for x
    x = 10,010,981.21/2,672.54
  6. Step 6: Final answer
    x = 3,745.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.