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Finding the Fourth Proportional to 8,838.56, 12,197.19 and 4,859.66

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Solution

The fourth proportional to 8,838.56, 12,197.19 and 4,859.66 is: 6,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.56 : 12,197.19 = 4,859.66 : x
  2. Step 2: Convert to fraction form
    8,838.56/12,197.19 = 4,859.66/x
  3. Step 3: Cross multiply
    8,838.56x = 12,197.19 × 4,859.66
  4. Step 4: Simplify right side
    8,838.56x = 59,274,202.55
  5. Step 5: Solve for x
    x = 59,274,202.55/8,838.56
  6. Step 6: Final answer
    x = 6,706.32

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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.