Home / 6,563.26-9,849.15-3,928.78

Finding the Fourth Proportional to 6,563.26, 9,849.15 and 3,928.78

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Solution

The fourth proportional to 6,563.26, 9,849.15 and 3,928.78 is: 5,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.26 : 9,849.15 = 3,928.78 : x
  2. Step 2: Convert to fraction form
    6,563.26/9,849.15 = 3,928.78/x
  3. Step 3: Cross multiply
    6,563.26x = 9,849.15 × 3,928.78
  4. Step 4: Simplify right side
    6,563.26x = 38,695,143.54
  5. Step 5: Solve for x
    x = 38,695,143.54/6,563.26
  6. Step 6: Final answer
    x = 5,895.72

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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.