Home / 3,581.15-5,364.90-2,797.47

Finding the Fourth Proportional to 3,581.15, 5,364.90 and 2,797.47

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Solution

The fourth proportional to 3,581.15, 5,364.90 and 2,797.47 is: 4,190.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.15 : 5,364.90 = 2,797.47 : x
  2. Step 2: Convert to fraction form
    3,581.15/5,364.90 = 2,797.47/x
  3. Step 3: Cross multiply
    3,581.15x = 5,364.90 × 2,797.47
  4. Step 4: Simplify right side
    3,581.15x = 15,008,146.80
  5. Step 5: Solve for x
    x = 15,008,146.80/3,581.15
  6. Step 6: Final answer
    x = 4,190.88

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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.