Home / 6,378.30-9,570.24-2,481.36

Finding the Fourth Proportional to 6,378.30, 9,570.24 and 2,481.36

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Solution

The fourth proportional to 6,378.30, 9,570.24 and 2,481.36 is: 3,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.30 : 9,570.24 = 2,481.36 : x
  2. Step 2: Convert to fraction form
    6,378.30/9,570.24 = 2,481.36/x
  3. Step 3: Cross multiply
    6,378.30x = 9,570.24 × 2,481.36
  4. Step 4: Simplify right side
    6,378.30x = 23,747,210.73
  5. Step 5: Solve for x
    x = 23,747,210.73/6,378.30
  6. Step 6: Final answer
    x = 3,723.13

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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.