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Finding the Fourth Proportional to 9,334.42, 13,933.34 and 8,227.29

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Solution

The fourth proportional to 9,334.42, 13,933.34 and 8,227.29 is: 12,280.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.42 : 13,933.34 = 8,227.29 : x
  2. Step 2: Convert to fraction form
    9,334.42/13,933.34 = 8,227.29/x
  3. Step 3: Cross multiply
    9,334.42x = 13,933.34 × 8,227.29
  4. Step 4: Simplify right side
    9,334.42x = 114,633,628.85
  5. Step 5: Solve for x
    x = 114,633,628.85/9,334.42
  6. Step 6: Final answer
    x = 12,280.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.