Home / 8,954.28-12,367.26-6,725.88

Finding the Fourth Proportional to 8,954.28, 12,367.26 and 6,725.88

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Solution

The fourth proportional to 8,954.28, 12,367.26 and 6,725.88 is: 9,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.28 : 12,367.26 = 6,725.88 : x
  2. Step 2: Convert to fraction form
    8,954.28/12,367.26 = 6,725.88/x
  3. Step 3: Cross multiply
    8,954.28x = 12,367.26 × 6,725.88
  4. Step 4: Simplify right side
    8,954.28x = 83,180,706.69
  5. Step 5: Solve for x
    x = 83,180,706.69/8,954.28
  6. Step 6: Final answer
    x = 9,289.49

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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.