Home / 3,968.08-5,473.46-2,553.61

Finding the Fourth Proportional to 3,968.08, 5,473.46 and 2,553.61

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Solution

The fourth proportional to 3,968.08, 5,473.46 and 2,553.61 is: 3,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.08 : 5,473.46 = 2,553.61 : x
  2. Step 2: Convert to fraction form
    3,968.08/5,473.46 = 2,553.61/x
  3. Step 3: Cross multiply
    3,968.08x = 5,473.46 × 2,553.61
  4. Step 4: Simplify right side
    3,968.08x = 13,977,082.19
  5. Step 5: Solve for x
    x = 13,977,082.19/3,968.08
  6. Step 6: Final answer
    x = 3,522.38

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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.