Home / 2,744.25-3,786.28-1,624.69

Finding the Fourth Proportional to 2,744.25, 3,786.28 and 1,624.69

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Solution

The fourth proportional to 2,744.25, 3,786.28 and 1,624.69 is: 2,241.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.25 : 3,786.28 = 1,624.69 : x
  2. Step 2: Convert to fraction form
    2,744.25/3,786.28 = 1,624.69/x
  3. Step 3: Cross multiply
    2,744.25x = 3,786.28 × 1,624.69
  4. Step 4: Simplify right side
    2,744.25x = 6,151,531.25
  5. Step 5: Solve for x
    x = 6,151,531.25/2,744.25
  6. Step 6: Final answer
    x = 2,241.61

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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.