Home / 8,838.87-12,197.37-4,859.43

Finding the Fourth Proportional to 8,838.87, 12,197.37 and 4,859.43

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Solution

The fourth proportional to 8,838.87, 12,197.37 and 4,859.43 is: 6,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.87 : 12,197.37 = 4,859.43 : x
  2. Step 2: Convert to fraction form
    8,838.87/12,197.37 = 4,859.43/x
  3. Step 3: Cross multiply
    8,838.87x = 12,197.37 × 4,859.43
  4. Step 4: Simplify right side
    8,838.87x = 59,272,265.70
  5. Step 5: Solve for x
    x = 59,272,265.70/8,838.87
  6. Step 6: Final answer
    x = 6,705.86

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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.