Home / 2,001.06-2,761.26-1,161.57

Finding the Fourth Proportional to 2,001.06, 2,761.26 and 1,161.57

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Solution

The fourth proportional to 2,001.06, 2,761.26 and 1,161.57 is: 1,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.06 : 2,761.26 = 1,161.57 : x
  2. Step 2: Convert to fraction form
    2,001.06/2,761.26 = 1,161.57/x
  3. Step 3: Cross multiply
    2,001.06x = 2,761.26 × 1,161.57
  4. Step 4: Simplify right side
    2,001.06x = 3,207,402.78
  5. Step 5: Solve for x
    x = 3,207,402.78/2,001.06
  6. Step 6: Final answer
    x = 1,602.85

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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.