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Finding the Fourth Proportional to 3,960.64, 5,933.40 and 2,401.12

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Solution

The fourth proportional to 3,960.64, 5,933.40 and 2,401.12 is: 3,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.64 : 5,933.40 = 2,401.12 : x
  2. Step 2: Convert to fraction form
    3,960.64/5,933.40 = 2,401.12/x
  3. Step 3: Cross multiply
    3,960.64x = 5,933.40 × 2,401.12
  4. Step 4: Simplify right side
    3,960.64x = 14,246,805.41
  5. Step 5: Solve for x
    x = 14,246,805.41/3,960.64
  6. Step 6: Final answer
    x = 3,597.10

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1.5x scale

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.