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Finding the Fourth Proportional to 3,956.07, 5,934.16 and 1,182.11

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Solution

The fourth proportional to 3,956.07, 5,934.16 and 1,182.11 is: 1,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.07 : 5,934.16 = 1,182.11 : x
  2. Step 2: Convert to fraction form
    3,956.07/5,934.16 = 1,182.11/x
  3. Step 3: Cross multiply
    3,956.07x = 5,934.16 × 1,182.11
  4. Step 4: Simplify right side
    3,956.07x = 7,014,829.88
  5. Step 5: Solve for x
    x = 7,014,829.88/3,956.07
  6. Step 6: Final answer
    x = 1,773.18

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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.