Home / 4,982.30-6,875.89-2,744.18

Finding the Fourth Proportional to 4,982.30, 6,875.89 and 2,744.18

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Solution

The fourth proportional to 4,982.30, 6,875.89 and 2,744.18 is: 3,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.30 : 6,875.89 = 2,744.18 : x
  2. Step 2: Convert to fraction form
    4,982.30/6,875.89 = 2,744.18/x
  3. Step 3: Cross multiply
    4,982.30x = 6,875.89 × 2,744.18
  4. Step 4: Simplify right side
    4,982.30x = 18,868,641.16
  5. Step 5: Solve for x
    x = 18,868,641.16/4,982.30
  6. Step 6: Final answer
    x = 3,787.13

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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.