Home / 4,174.73-5,761.75-2,382.20

Finding the Fourth Proportional to 4,174.73, 5,761.75 and 2,382.20

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Solution

The fourth proportional to 4,174.73, 5,761.75 and 2,382.20 is: 3,287.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.73 : 5,761.75 = 2,382.20 : x
  2. Step 2: Convert to fraction form
    4,174.73/5,761.75 = 2,382.20/x
  3. Step 3: Cross multiply
    4,174.73x = 5,761.75 × 2,382.20
  4. Step 4: Simplify right side
    4,174.73x = 13,725,618.00
  5. Step 5: Solve for x
    x = 13,725,618.00/4,174.73
  6. Step 6: Final answer
    x = 3,287.79

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1.5x scale

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.