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Finding the Fourth Proportional to 2,882.41, 4,323.51 and 934.56

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Solution

The fourth proportional to 2,882.41, 4,323.51 and 934.56 is: 1,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.41 : 4,323.51 = 934.56 : x
  2. Step 2: Convert to fraction form
    2,882.41/4,323.51 = 934.56/x
  3. Step 3: Cross multiply
    2,882.41x = 4,323.51 × 934.56
  4. Step 4: Simplify right side
    2,882.41x = 4,040,592.65
  5. Step 5: Solve for x
    x = 4,040,592.65/2,882.41
  6. Step 6: Final answer
    x = 1,401.81

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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.