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Finding the Fourth Proportional to 3,960.93, 5,931.08 and 3,844.03

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Solution

The fourth proportional to 3,960.93, 5,931.08 and 3,844.03 is: 5,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.93 : 5,931.08 = 3,844.03 : x
  2. Step 2: Convert to fraction form
    3,960.93/5,931.08 = 3,844.03/x
  3. Step 3: Cross multiply
    3,960.93x = 5,931.08 × 3,844.03
  4. Step 4: Simplify right side
    3,960.93x = 22,799,249.45
  5. Step 5: Solve for x
    x = 22,799,249.45/3,960.93
  6. Step 6: Final answer
    x = 5,756.03

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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.