Home / 2,662.44-3,674.34-1,732.20

Finding the Fourth Proportional to 2,662.44, 3,674.34 and 1,732.20

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Solution

The fourth proportional to 2,662.44, 3,674.34 and 1,732.20 is: 2,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662.44 : 3,674.34 = 1,732.20 : x
  2. Step 2: Convert to fraction form
    2,662.44/3,674.34 = 1,732.20/x
  3. Step 3: Cross multiply
    2,662.44x = 3,674.34 × 1,732.20
  4. Step 4: Simplify right side
    2,662.44x = 6,364,691.75
  5. Step 5: Solve for x
    x = 6,364,691.75/2,662.44
  6. Step 6: Final answer
    x = 2,390.55

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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.