Home / 8,825.68-13,212.60-6,963.76

Finding the Fourth Proportional to 8,825.68, 13,212.60 and 6,963.76

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Solution

The fourth proportional to 8,825.68, 13,212.60 and 6,963.76 is: 10,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.68 : 13,212.60 = 6,963.76 : x
  2. Step 2: Convert to fraction form
    8,825.68/13,212.60 = 6,963.76/x
  3. Step 3: Cross multiply
    8,825.68x = 13,212.60 × 6,963.76
  4. Step 4: Simplify right side
    8,825.68x = 92,009,375.38
  5. Step 5: Solve for x
    x = 92,009,375.38/8,825.68
  6. Step 6: Final answer
    x = 10,425.19

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1.5x scale

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.