Home / 4,151.25-5,728.73-2,382.97

Finding the Fourth Proportional to 4,151.25, 5,728.73 and 2,382.97

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Solution

The fourth proportional to 4,151.25, 5,728.73 and 2,382.97 is: 3,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.25 : 5,728.73 = 2,382.97 : x
  2. Step 2: Convert to fraction form
    4,151.25/5,728.73 = 2,382.97/x
  3. Step 3: Cross multiply
    4,151.25x = 5,728.73 × 2,382.97
  4. Step 4: Simplify right side
    4,151.25x = 13,651,376.23
  5. Step 5: Solve for x
    x = 13,651,376.23/4,151.25
  6. Step 6: Final answer
    x = 3,288.50

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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.