Home / 3,844.98-5,767.47-1,247.88

Finding the Fourth Proportional to 3,844.98, 5,767.47 and 1,247.88

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Solution

The fourth proportional to 3,844.98, 5,767.47 and 1,247.88 is: 1,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.98 : 5,767.47 = 1,247.88 : x
  2. Step 2: Convert to fraction form
    3,844.98/5,767.47 = 1,247.88/x
  3. Step 3: Cross multiply
    3,844.98x = 5,767.47 × 1,247.88
  4. Step 4: Simplify right side
    3,844.98x = 7,197,110.46
  5. Step 5: Solve for x
    x = 7,197,110.46/3,844.98
  6. Step 6: Final answer
    x = 1,871.82

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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.