Home / 3,633.48-5,015.23-2,142.26

Finding the Fourth Proportional to 3,633.48, 5,015.23 and 2,142.26

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Solution

The fourth proportional to 3,633.48, 5,015.23 and 2,142.26 is: 2,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.48 : 5,015.23 = 2,142.26 : x
  2. Step 2: Convert to fraction form
    3,633.48/5,015.23 = 2,142.26/x
  3. Step 3: Cross multiply
    3,633.48x = 5,015.23 × 2,142.26
  4. Step 4: Simplify right side
    3,633.48x = 10,743,926.62
  5. Step 5: Solve for x
    x = 10,743,926.62/3,633.48
  6. Step 6: Final answer
    x = 2,956.92

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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.