Home / 2,744.20-3,786.76-1,625.08

Finding the Fourth Proportional to 2,744.20, 3,786.76 and 1,625.08

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Solution

The fourth proportional to 2,744.20, 3,786.76 and 1,625.08 is: 2,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.20 : 3,786.76 = 1,625.08 : x
  2. Step 2: Convert to fraction form
    2,744.20/3,786.76 = 1,625.08/x
  3. Step 3: Cross multiply
    2,744.20x = 3,786.76 × 1,625.08
  4. Step 4: Simplify right side
    2,744.20x = 6,153,787.94
  5. Step 5: Solve for x
    x = 6,153,787.94/2,744.20
  6. Step 6: Final answer
    x = 2,242.47

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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.