Home / 2,001.16-2,761.14-1,161.64

Finding the Fourth Proportional to 2,001.16, 2,761.14 and 1,161.64

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Solution

The fourth proportional to 2,001.16, 2,761.14 and 1,161.64 is: 1,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.16 : 2,761.14 = 1,161.64 : x
  2. Step 2: Convert to fraction form
    2,001.16/2,761.14 = 1,161.64/x
  3. Step 3: Cross multiply
    2,001.16x = 2,761.14 × 1,161.64
  4. Step 4: Simplify right side
    2,001.16x = 3,207,450.67
  5. Step 5: Solve for x
    x = 3,207,450.67/2,001.16
  6. Step 6: Final answer
    x = 1,602.80

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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.