Home / 2,734.48-3,771.79-2,174.10

Finding the Fourth Proportional to 2,734.48, 3,771.79 and 2,174.10

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Solution

The fourth proportional to 2,734.48, 3,771.79 and 2,174.10 is: 2,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.48 : 3,771.79 = 2,174.10 : x
  2. Step 2: Convert to fraction form
    2,734.48/3,771.79 = 2,174.10/x
  3. Step 3: Cross multiply
    2,734.48x = 3,771.79 × 2,174.10
  4. Step 4: Simplify right side
    2,734.48x = 8,200,248.64
  5. Step 5: Solve for x
    x = 8,200,248.64/2,734.48
  6. Step 6: Final answer
    x = 2,998.83

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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.