Home / 1,550.34-2,126.66-1,517.94

Finding the Fourth Proportional to 1,550.34, 2,126.66 and 1,517.94

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Solution

The fourth proportional to 1,550.34, 2,126.66 and 1,517.94 is: 2,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.34 : 2,126.66 = 1,517.94 : x
  2. Step 2: Convert to fraction form
    1,550.34/2,126.66 = 1,517.94/x
  3. Step 3: Cross multiply
    1,550.34x = 2,126.66 × 1,517.94
  4. Step 4: Simplify right side
    1,550.34x = 3,228,134.69
  5. Step 5: Solve for x
    x = 3,228,134.69/1,550.34
  6. Step 6: Final answer
    x = 2,082.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.