Home / 4,982.49-6,875.69-2,713.78

Finding the Fourth Proportional to 4,982.49, 6,875.69 and 2,713.78

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Solution

The fourth proportional to 4,982.49, 6,875.69 and 2,713.78 is: 3,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.49 : 6,875.69 = 2,713.78 : x
  2. Step 2: Convert to fraction form
    4,982.49/6,875.69 = 2,713.78/x
  3. Step 3: Cross multiply
    4,982.49x = 6,875.69 × 2,713.78
  4. Step 4: Simplify right side
    4,982.49x = 18,659,076.53
  5. Step 5: Solve for x
    x = 18,659,076.53/4,982.49
  6. Step 6: Final answer
    x = 3,744.93

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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.