Home / 1,486.27-2,227.32-1,265.75

Finding the Fourth Proportional to 1,486.27, 2,227.32 and 1,265.75

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Solution

The fourth proportional to 1,486.27, 2,227.32 and 1,265.75 is: 1,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486.27 : 2,227.32 = 1,265.75 : x
  2. Step 2: Convert to fraction form
    1,486.27/2,227.32 = 1,265.75/x
  3. Step 3: Cross multiply
    1,486.27x = 2,227.32 × 1,265.75
  4. Step 4: Simplify right side
    1,486.27x = 2,819,222.32
  5. Step 5: Solve for x
    x = 2,819,222.32/1,486.27
  6. Step 6: Final answer
    x = 1,896.85

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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.