Home / 8,659.47-11,949.35-4,883.57

Finding the Fourth Proportional to 8,659.47, 11,949.35 and 4,883.57

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Solution

The fourth proportional to 8,659.47, 11,949.35 and 4,883.57 is: 6,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659.47 : 11,949.35 = 4,883.57 : x
  2. Step 2: Convert to fraction form
    8,659.47/11,949.35 = 4,883.57/x
  3. Step 3: Cross multiply
    8,659.47x = 11,949.35 × 4,883.57
  4. Step 4: Simplify right side
    8,659.47x = 58,355,487.18
  5. Step 5: Solve for x
    x = 58,355,487.18/8,659.47
  6. Step 6: Final answer
    x = 6,738.92

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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.