Home / 2,449.34-3,377.75-1,610.75

Finding the Fourth Proportional to 2,449.34, 3,377.75 and 1,610.75

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Solution

The fourth proportional to 2,449.34, 3,377.75 and 1,610.75 is: 2,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.34 : 3,377.75 = 1,610.75 : x
  2. Step 2: Convert to fraction form
    2,449.34/3,377.75 = 1,610.75/x
  3. Step 3: Cross multiply
    2,449.34x = 3,377.75 × 1,610.75
  4. Step 4: Simplify right side
    2,449.34x = 5,440,706.39
  5. Step 5: Solve for x
    x = 5,440,706.39/2,449.34
  6. Step 6: Final answer
    x = 2,221.30

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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.