Home / 3,680.03-5,517.60-1,732.79

Finding the Fourth Proportional to 3,680.03, 5,517.60 and 1,732.79

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Solution

The fourth proportional to 3,680.03, 5,517.60 and 1,732.79 is: 2,598.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.03 : 5,517.60 = 1,732.79 : x
  2. Step 2: Convert to fraction form
    3,680.03/5,517.60 = 1,732.79/x
  3. Step 3: Cross multiply
    3,680.03x = 5,517.60 × 1,732.79
  4. Step 4: Simplify right side
    3,680.03x = 9,560,814.52
  5. Step 5: Solve for x
    x = 9,560,814.52/3,680.03
  6. Step 6: Final answer
    x = 2,598.03

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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.