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Finding the Fourth Proportional to 2,744.62, 4,117.32 and 895.28

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Solution

The fourth proportional to 2,744.62, 4,117.32 and 895.28 is: 1,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.62 : 4,117.32 = 895.28 : x
  2. Step 2: Convert to fraction form
    2,744.62/4,117.32 = 895.28/x
  3. Step 3: Cross multiply
    2,744.62x = 4,117.32 × 895.28
  4. Step 4: Simplify right side
    2,744.62x = 3,686,133.66
  5. Step 5: Solve for x
    x = 3,686,133.66/2,744.62
  6. Step 6: Final answer
    x = 1,343.04

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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.