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Finding the Fourth Proportional to 8,650.68, 11,936.98 and 4,873.75

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Solution

The fourth proportional to 8,650.68, 11,936.98 and 4,873.75 is: 6,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.68 : 11,936.98 = 4,873.75 : x
  2. Step 2: Convert to fraction form
    8,650.68/11,936.98 = 4,873.75/x
  3. Step 3: Cross multiply
    8,650.68x = 11,936.98 × 4,873.75
  4. Step 4: Simplify right side
    8,650.68x = 58,177,856.28
  5. Step 5: Solve for x
    x = 58,177,856.28/8,650.68
  6. Step 6: Final answer
    x = 6,725.24

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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.