Home / 3,480.43-5,217-2,554.60

Finding the Fourth Proportional to 3,480.43, 5,217 and 2,554.60

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Solution

The fourth proportional to 3,480.43, 5,217 and 2,554.60 is: 3,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.43 : 5,217 = 2,554.60 : x
  2. Step 2: Convert to fraction form
    3,480.43/5,217 = 2,554.60/x
  3. Step 3: Cross multiply
    3,480.43x = 5,217 × 2,554.60
  4. Step 4: Simplify right side
    3,480.43x = 13,327,348.20
  5. Step 5: Solve for x
    x = 13,327,348.20/3,480.43
  6. Step 6: Final answer
    x = 3,829.22

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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.