Home / 3,026.31-4,177.17-1,767.66

Finding the Fourth Proportional to 3,026.31, 4,177.17 and 1,767.66

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Solution

The fourth proportional to 3,026.31, 4,177.17 and 1,767.66 is: 2,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.31 : 4,177.17 = 1,767.66 : x
  2. Step 2: Convert to fraction form
    3,026.31/4,177.17 = 1,767.66/x
  3. Step 3: Cross multiply
    3,026.31x = 4,177.17 × 1,767.66
  4. Step 4: Simplify right side
    3,026.31x = 7,383,816.32
  5. Step 5: Solve for x
    x = 7,383,816.32/3,026.31
  6. Step 6: Final answer
    x = 2,439.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.