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Finding the Fourth Proportional to 3,975.04, 5,956.48 and 2,671.68

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Solution

The fourth proportional to 3,975.04, 5,956.48 and 2,671.68 is: 4,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.04 : 5,956.48 = 2,671.68 : x
  2. Step 2: Convert to fraction form
    3,975.04/5,956.48 = 2,671.68/x
  3. Step 3: Cross multiply
    3,975.04x = 5,956.48 × 2,671.68
  4. Step 4: Simplify right side
    3,975.04x = 15,913,808.49
  5. Step 5: Solve for x
    x = 15,913,808.49/3,975.04
  6. Step 6: Final answer
    x = 4,003.43

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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.