Home / 8,263.47-11,394.99-6,375.36

Finding the Fourth Proportional to 8,263.47, 11,394.99 and 6,375.36

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Solution

The fourth proportional to 8,263.47, 11,394.99 and 6,375.36 is: 8,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.47 : 11,394.99 = 6,375.36 : x
  2. Step 2: Convert to fraction form
    8,263.47/11,394.99 = 6,375.36/x
  3. Step 3: Cross multiply
    8,263.47x = 11,394.99 × 6,375.36
  4. Step 4: Simplify right side
    8,263.47x = 72,647,163.45
  5. Step 5: Solve for x
    x = 72,647,163.45/8,263.47
  6. Step 6: Final answer
    x = 8,791.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.