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Finding the Fourth Proportional to 8,838.95, 12,197.70 and 4,860.27

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Solution

The fourth proportional to 8,838.95, 12,197.70 and 4,860.27 is: 6,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.95 : 12,197.70 = 4,860.27 : x
  2. Step 2: Convert to fraction form
    8,838.95/12,197.70 = 4,860.27/x
  3. Step 3: Cross multiply
    8,838.95x = 12,197.70 × 4,860.27
  4. Step 4: Simplify right side
    8,838.95x = 59,284,115.38
  5. Step 5: Solve for x
    x = 59,284,115.38/8,838.95
  6. Step 6: Final answer
    x = 6,707.15

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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.