Home / 1,513.44-2,269.22-896.96

Finding the Fourth Proportional to 1,513.44, 2,269.22 and 896.96

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Solution

The fourth proportional to 1,513.44, 2,269.22 and 896.96 is: 1,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.44 : 2,269.22 = 896.96 : x
  2. Step 2: Convert to fraction form
    1,513.44/2,269.22 = 896.96/x
  3. Step 3: Cross multiply
    1,513.44x = 2,269.22 × 896.96
  4. Step 4: Simplify right side
    1,513.44x = 2,035,400.76
  5. Step 5: Solve for x
    x = 2,035,400.76/1,513.44
  6. Step 6: Final answer
    x = 1,344.88

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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.