Home / 3,805.20-5,704.16-1,610.91

Finding the Fourth Proportional to 3,805.20, 5,704.16 and 1,610.91

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Solution

The fourth proportional to 3,805.20, 5,704.16 and 1,610.91 is: 2,414.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805.20 : 5,704.16 = 1,610.91 : x
  2. Step 2: Convert to fraction form
    3,805.20/5,704.16 = 1,610.91/x
  3. Step 3: Cross multiply
    3,805.20x = 5,704.16 × 1,610.91
  4. Step 4: Simplify right side
    3,805.20x = 9,188,880.33
  5. Step 5: Solve for x
    x = 9,188,880.33/3,805.20
  6. Step 6: Final answer
    x = 2,414.82

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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.