Home / 3,966.53-5,940.07-2,664.05

Finding the Fourth Proportional to 3,966.53, 5,940.07 and 2,664.05

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Solution

The fourth proportional to 3,966.53, 5,940.07 and 2,664.05 is: 3,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.53 : 5,940.07 = 2,664.05 : x
  2. Step 2: Convert to fraction form
    3,966.53/5,940.07 = 2,664.05/x
  3. Step 3: Cross multiply
    3,966.53x = 5,940.07 × 2,664.05
  4. Step 4: Simplify right side
    3,966.53x = 15,824,607.12
  5. Step 5: Solve for x
    x = 15,824,607.12/3,966.53
  6. Step 6: Final answer
    x = 3,989.54

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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.