Home / 3,996.12-5,996.24-1,776.48

Finding the Fourth Proportional to 3,996.12, 5,996.24 and 1,776.48

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Solution

The fourth proportional to 3,996.12, 5,996.24 and 1,776.48 is: 2,665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.12 : 5,996.24 = 1,776.48 : x
  2. Step 2: Convert to fraction form
    3,996.12/5,996.24 = 1,776.48/x
  3. Step 3: Cross multiply
    3,996.12x = 5,996.24 × 1,776.48
  4. Step 4: Simplify right side
    3,996.12x = 10,652,209.46
  5. Step 5: Solve for x
    x = 10,652,209.46/3,996.12
  6. Step 6: Final answer
    x = 2,665.64

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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.