Home / 4,972.02-6,861.42-2,733.90

Finding the Fourth Proportional to 4,972.02, 6,861.42 and 2,733.90

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Solution

The fourth proportional to 4,972.02, 6,861.42 and 2,733.90 is: 3,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.02 : 6,861.42 = 2,733.90 : x
  2. Step 2: Convert to fraction form
    4,972.02/6,861.42 = 2,733.90/x
  3. Step 3: Cross multiply
    4,972.02x = 6,861.42 × 2,733.90
  4. Step 4: Simplify right side
    4,972.02x = 18,758,436.14
  5. Step 5: Solve for x
    x = 18,758,436.14/4,972.02
  6. Step 6: Final answer
    x = 3,772.80

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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.