Home / 2,010.28-2,775.84-1,265.44

Finding the Fourth Proportional to 2,010.28, 2,775.84 and 1,265.44

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Solution

The fourth proportional to 2,010.28, 2,775.84 and 1,265.44 is: 1,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.28 : 2,775.84 = 1,265.44 : x
  2. Step 2: Convert to fraction form
    2,010.28/2,775.84 = 1,265.44/x
  3. Step 3: Cross multiply
    2,010.28x = 2,775.84 × 1,265.44
  4. Step 4: Simplify right side
    2,010.28x = 3,512,658.97
  5. Step 5: Solve for x
    x = 3,512,658.97/2,010.28
  6. Step 6: Final answer
    x = 1,747.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.