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Finding the Fourth Proportional to 8,043.84, 12,056.43 and 4,759.70

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Solution

The fourth proportional to 8,043.84, 12,056.43 and 4,759.70 is: 7,134.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.84 : 12,056.43 = 4,759.70 : x
  2. Step 2: Convert to fraction form
    8,043.84/12,056.43 = 4,759.70/x
  3. Step 3: Cross multiply
    8,043.84x = 12,056.43 × 4,759.70
  4. Step 4: Simplify right side
    8,043.84x = 57,384,947.44
  5. Step 5: Solve for x
    x = 57,384,947.44/8,043.84
  6. Step 6: Final answer
    x = 7,134.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.