Home / 3,554.55-5,331.85-1,362.75

Finding the Fourth Proportional to 3,554.55, 5,331.85 and 1,362.75

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Solution

The fourth proportional to 3,554.55, 5,331.85 and 1,362.75 is: 2,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.55 : 5,331.85 = 1,362.75 : x
  2. Step 2: Convert to fraction form
    3,554.55/5,331.85 = 1,362.75/x
  3. Step 3: Cross multiply
    3,554.55x = 5,331.85 × 1,362.75
  4. Step 4: Simplify right side
    3,554.55x = 7,265,978.59
  5. Step 5: Solve for x
    x = 7,265,978.59/3,554.55
  6. Step 6: Final answer
    x = 2,044.13

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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.