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Finding the Fourth Proportional to 1,534.52, 2,297.94 and 883.28

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Solution

The fourth proportional to 1,534.52, 2,297.94 and 883.28 is: 1,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.52 : 2,297.94 = 883.28 : x
  2. Step 2: Convert to fraction form
    1,534.52/2,297.94 = 883.28/x
  3. Step 3: Cross multiply
    1,534.52x = 2,297.94 × 883.28
  4. Step 4: Simplify right side
    1,534.52x = 2,029,724.44
  5. Step 5: Solve for x
    x = 2,029,724.44/1,534.52
  6. Step 6: Final answer
    x = 1,322.71

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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.