Home / 2,010.98-2,775.26-1,126.73

Finding the Fourth Proportional to 2,010.98, 2,775.26 and 1,126.73

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Solution

The fourth proportional to 2,010.98, 2,775.26 and 1,126.73 is: 1,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.98 : 2,775.26 = 1,126.73 : x
  2. Step 2: Convert to fraction form
    2,010.98/2,775.26 = 1,126.73/x
  3. Step 3: Cross multiply
    2,010.98x = 2,775.26 × 1,126.73
  4. Step 4: Simplify right side
    2,010.98x = 3,126,963.07
  5. Step 5: Solve for x
    x = 3,126,963.07/2,010.98
  6. Step 6: Final answer
    x = 1,554.94

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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.