Home / 3,960.10-5,936.64-1,494.28

Finding the Fourth Proportional to 3,960.10, 5,936.64 and 1,494.28

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Solution

The fourth proportional to 3,960.10, 5,936.64 and 1,494.28 is: 2,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.10 : 5,936.64 = 1,494.28 : x
  2. Step 2: Convert to fraction form
    3,960.10/5,936.64 = 1,494.28/x
  3. Step 3: Cross multiply
    3,960.10x = 5,936.64 × 1,494.28
  4. Step 4: Simplify right side
    3,960.10x = 8,871,002.42
  5. Step 5: Solve for x
    x = 8,871,002.42/3,960.10
  6. Step 6: Final answer
    x = 2,240.10

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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.