Home / 2,627.75-3,938.97-1,703.89

Finding the Fourth Proportional to 2,627.75, 3,938.97 and 1,703.89

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Solution

The fourth proportional to 2,627.75, 3,938.97 and 1,703.89 is: 2,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.75 : 3,938.97 = 1,703.89 : x
  2. Step 2: Convert to fraction form
    2,627.75/3,938.97 = 1,703.89/x
  3. Step 3: Cross multiply
    2,627.75x = 3,938.97 × 1,703.89
  4. Step 4: Simplify right side
    2,627.75x = 6,711,571.59
  5. Step 5: Solve for x
    x = 6,711,571.59/2,627.75
  6. Step 6: Final answer
    x = 2,554.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.