Home / 1,101.14-1,652.26-516.18

Finding the Fourth Proportional to 1,101.14, 1,652.26 and 516.18

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Solution

The fourth proportional to 1,101.14, 1,652.26 and 516.18 is: 774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101.14 : 1,652.26 = 516.18 : x
  2. Step 2: Convert to fraction form
    1,101.14/1,652.26 = 516.18/x
  3. Step 3: Cross multiply
    1,101.14x = 1,652.26 × 516.18
  4. Step 4: Simplify right side
    1,101.14x = 852,863.57
  5. Step 5: Solve for x
    x = 852,863.57/1,101.14
  6. Step 6: Final answer
    x = 774.53

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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.