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Finding the Fourth Proportional to 3,951.16, 5,926.02 and 1,758.04

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Solution

The fourth proportional to 3,951.16, 5,926.02 and 1,758.04 is: 2,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.16 : 5,926.02 = 1,758.04 : x
  2. Step 2: Convert to fraction form
    3,951.16/5,926.02 = 1,758.04/x
  3. Step 3: Cross multiply
    3,951.16x = 5,926.02 × 1,758.04
  4. Step 4: Simplify right side
    3,951.16x = 10,418,180.20
  5. Step 5: Solve for x
    x = 10,418,180.20/3,951.16
  6. Step 6: Final answer
    x = 2,636.74

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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.