Home / 2,097.57-3,147.11-1,110.43

Finding the Fourth Proportional to 2,097.57, 3,147.11 and 1,110.43

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Solution

The fourth proportional to 2,097.57, 3,147.11 and 1,110.43 is: 1,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.57 : 3,147.11 = 1,110.43 : x
  2. Step 2: Convert to fraction form
    2,097.57/3,147.11 = 1,110.43/x
  3. Step 3: Cross multiply
    2,097.57x = 3,147.11 × 1,110.43
  4. Step 4: Simplify right side
    2,097.57x = 3,494,645.36
  5. Step 5: Solve for x
    x = 3,494,645.36/2,097.57
  6. Step 6: Final answer
    x = 1,666.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.