Home / 4,872.25-6,724.10-2,882.48

Finding the Fourth Proportional to 4,872.25, 6,724.10 and 2,882.48

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Solution

The fourth proportional to 4,872.25, 6,724.10 and 2,882.48 is: 3,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.25 : 6,724.10 = 2,882.48 : x
  2. Step 2: Convert to fraction form
    4,872.25/6,724.10 = 2,882.48/x
  3. Step 3: Cross multiply
    4,872.25x = 6,724.10 × 2,882.48
  4. Step 4: Simplify right side
    4,872.25x = 19,382,069.36
  5. Step 5: Solve for x
    x = 19,382,069.36/4,872.25
  6. Step 6: Final answer
    x = 3,978.06

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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.