Home / 6,145.74-9,219.78-2,250.36

Finding the Fourth Proportional to 6,145.74, 9,219.78 and 2,250.36

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Solution

The fourth proportional to 6,145.74, 9,219.78 and 2,250.36 is: 3,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.74 : 9,219.78 = 2,250.36 : x
  2. Step 2: Convert to fraction form
    6,145.74/9,219.78 = 2,250.36/x
  3. Step 3: Cross multiply
    6,145.74x = 9,219.78 × 2,250.36
  4. Step 4: Simplify right side
    6,145.74x = 20,747,824.12
  5. Step 5: Solve for x
    x = 20,747,824.12/6,145.74
  6. Step 6: Final answer
    x = 3,375.97

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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.