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Finding the Fourth Proportional to 2,254.81, 3,382.41 and 793.97

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Solution

The fourth proportional to 2,254.81, 3,382.41 and 793.97 is: 1,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.81 : 3,382.41 = 793.97 : x
  2. Step 2: Convert to fraction form
    2,254.81/3,382.41 = 793.97/x
  3. Step 3: Cross multiply
    2,254.81x = 3,382.41 × 793.97
  4. Step 4: Simplify right side
    2,254.81x = 2,685,532.07
  5. Step 5: Solve for x
    x = 2,685,532.07/2,254.81
  6. Step 6: Final answer
    x = 1,191.02

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1.5x scale

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.