Home / 2,765.97-4,149.34-1,010.75

Finding the Fourth Proportional to 2,765.97, 4,149.34 and 1,010.75

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Solution

The fourth proportional to 2,765.97, 4,149.34 and 1,010.75 is: 1,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765.97 : 4,149.34 = 1,010.75 : x
  2. Step 2: Convert to fraction form
    2,765.97/4,149.34 = 1,010.75/x
  3. Step 3: Cross multiply
    2,765.97x = 4,149.34 × 1,010.75
  4. Step 4: Simplify right side
    2,765.97x = 4,193,945.41
  5. Step 5: Solve for x
    x = 4,193,945.41/2,765.97
  6. Step 6: Final answer
    x = 1,516.27

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1.5x scale

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.