Home / 4,972.12-6,861.57-2,734.01

Finding the Fourth Proportional to 4,972.12, 6,861.57 and 2,734.01

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Solution

The fourth proportional to 4,972.12, 6,861.57 and 2,734.01 is: 3,772.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.12 : 6,861.57 = 2,734.01 : x
  2. Step 2: Convert to fraction form
    4,972.12/6,861.57 = 2,734.01/x
  3. Step 3: Cross multiply
    4,972.12x = 6,861.57 × 2,734.01
  4. Step 4: Simplify right side
    4,972.12x = 18,759,601.00
  5. Step 5: Solve for x
    x = 18,759,601.00/4,972.12
  6. Step 6: Final answer
    x = 3,772.96

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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.