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Finding the Fourth Proportional to 4,769.97, 7,155.87 and 1,482.95

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Solution

The fourth proportional to 4,769.97, 7,155.87 and 1,482.95 is: 2,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.97 : 7,155.87 = 1,482.95 : x
  2. Step 2: Convert to fraction form
    4,769.97/7,155.87 = 1,482.95/x
  3. Step 3: Cross multiply
    4,769.97x = 7,155.87 × 1,482.95
  4. Step 4: Simplify right side
    4,769.97x = 10,611,761.64
  5. Step 5: Solve for x
    x = 10,611,761.64/4,769.97
  6. Step 6: Final answer
    x = 2,224.70

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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.