Home / 3,968.53-5,476.75-2,200.14

Finding the Fourth Proportional to 3,968.53, 5,476.75 and 2,200.14

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Solution

The fourth proportional to 3,968.53, 5,476.75 and 2,200.14 is: 3,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.53 : 5,476.75 = 2,200.14 : x
  2. Step 2: Convert to fraction form
    3,968.53/5,476.75 = 2,200.14/x
  3. Step 3: Cross multiply
    3,968.53x = 5,476.75 × 2,200.14
  4. Step 4: Simplify right side
    3,968.53x = 12,049,616.75
  5. Step 5: Solve for x
    x = 12,049,616.75/3,968.53
  6. Step 6: Final answer
    x = 3,036.29

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1.5x scale

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.