Home / 2,724.24-3,759.78-2,650.14

Finding the Fourth Proportional to 2,724.24, 3,759.78 and 2,650.14

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Solution

The fourth proportional to 2,724.24, 3,759.78 and 2,650.14 is: 3,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.24 : 3,759.78 = 2,650.14 : x
  2. Step 2: Convert to fraction form
    2,724.24/3,759.78 = 2,650.14/x
  3. Step 3: Cross multiply
    2,724.24x = 3,759.78 × 2,650.14
  4. Step 4: Simplify right side
    2,724.24x = 9,963,943.37
  5. Step 5: Solve for x
    x = 9,963,943.37/2,724.24
  6. Step 6: Final answer
    x = 3,657.51

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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.