Home / 5,732.03-7,910.60-3,180.62

Finding the Fourth Proportional to 5,732.03, 7,910.60 and 3,180.62

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Solution

The fourth proportional to 5,732.03, 7,910.60 and 3,180.62 is: 4,389.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.03 : 7,910.60 = 3,180.62 : x
  2. Step 2: Convert to fraction form
    5,732.03/7,910.60 = 3,180.62/x
  3. Step 3: Cross multiply
    5,732.03x = 7,910.60 × 3,180.62
  4. Step 4: Simplify right side
    5,732.03x = 25,160,631.43
  5. Step 5: Solve for x
    x = 25,160,631.43/5,732.03
  6. Step 6: Final answer
    x = 4,389.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.