Home / 3,844.28-5,767.26-1,247.16

Finding the Fourth Proportional to 3,844.28, 5,767.26 and 1,247.16

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Solution

The fourth proportional to 3,844.28, 5,767.26 and 1,247.16 is: 1,871.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.28 : 5,767.26 = 1,247.16 : x
  2. Step 2: Convert to fraction form
    3,844.28/5,767.26 = 1,247.16/x
  3. Step 3: Cross multiply
    3,844.28x = 5,767.26 × 1,247.16
  4. Step 4: Simplify right side
    3,844.28x = 7,192,695.98
  5. Step 5: Solve for x
    x = 7,192,695.98/3,844.28
  6. Step 6: Final answer
    x = 1,871.01

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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.