Home / 2,010.95-2,775.11-1,126.75

Finding the Fourth Proportional to 2,010.95, 2,775.11 and 1,126.75

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Solution

The fourth proportional to 2,010.95, 2,775.11 and 1,126.75 is: 1,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.95 : 2,775.11 = 1,126.75 : x
  2. Step 2: Convert to fraction form
    2,010.95/2,775.11 = 1,126.75/x
  3. Step 3: Cross multiply
    2,010.95x = 2,775.11 × 1,126.75
  4. Step 4: Simplify right side
    2,010.95x = 3,126,849.56
  5. Step 5: Solve for x
    x = 3,126,849.56/2,010.95
  6. Step 6: Final answer
    x = 1,554.92

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,011.95, 2,776.49 and 1,127.75
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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.