Home / 5,617.28-8,414.65-2,797.62

Finding the Fourth Proportional to 5,617.28, 8,414.65 and 2,797.62

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Solution

The fourth proportional to 5,617.28, 8,414.65 and 2,797.62 is: 4,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.28 : 8,414.65 = 2,797.62 : x
  2. Step 2: Convert to fraction form
    5,617.28/8,414.65 = 2,797.62/x
  3. Step 3: Cross multiply
    5,617.28x = 8,414.65 × 2,797.62
  4. Step 4: Simplify right side
    5,617.28x = 23,540,986.14
  5. Step 5: Solve for x
    x = 23,540,986.14/5,617.28
  6. Step 6: Final answer
    x = 4,190.81

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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.