Home / 2,450.87-3,382.93-1,456.75

Finding the Fourth Proportional to 2,450.87, 3,382.93 and 1,456.75

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Solution

The fourth proportional to 2,450.87, 3,382.93 and 1,456.75 is: 2,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.87 : 3,382.93 = 1,456.75 : x
  2. Step 2: Convert to fraction form
    2,450.87/3,382.93 = 1,456.75/x
  3. Step 3: Cross multiply
    2,450.87x = 3,382.93 × 1,456.75
  4. Step 4: Simplify right side
    2,450.87x = 4,928,089.33
  5. Step 5: Solve for x
    x = 4,928,089.33/2,450.87
  6. Step 6: Final answer
    x = 2,010.75

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Half scale
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Double scale
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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.