Home / 2,734.19-3,766.59-2,174.48

Finding the Fourth Proportional to 2,734.19, 3,766.59 and 2,174.48

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Solution

The fourth proportional to 2,734.19, 3,766.59 and 2,174.48 is: 2,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.19 : 3,766.59 = 2,174.48 : x
  2. Step 2: Convert to fraction form
    2,734.19/3,766.59 = 2,174.48/x
  3. Step 3: Cross multiply
    2,734.19x = 3,766.59 × 2,174.48
  4. Step 4: Simplify right side
    2,734.19x = 8,190,374.62
  5. Step 5: Solve for x
    x = 8,190,374.62/2,734.19
  6. Step 6: Final answer
    x = 2,995.54

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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.