Home / 3,351.62-5,028.11-1,160.30

Finding the Fourth Proportional to 3,351.62, 5,028.11 and 1,160.30

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Solution

The fourth proportional to 3,351.62, 5,028.11 and 1,160.30 is: 1,740.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.62 : 5,028.11 = 1,160.30 : x
  2. Step 2: Convert to fraction form
    3,351.62/5,028.11 = 1,160.30/x
  3. Step 3: Cross multiply
    3,351.62x = 5,028.11 × 1,160.30
  4. Step 4: Simplify right side
    3,351.62x = 5,834,116.03
  5. Step 5: Solve for x
    x = 5,834,116.03/3,351.62
  6. Step 6: Final answer
    x = 1,740.69

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1.5x scale

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.