Home / 3,781.84-5,660.63-2,022.47

Finding the Fourth Proportional to 3,781.84, 5,660.63 and 2,022.47

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Solution

The fourth proportional to 3,781.84, 5,660.63 and 2,022.47 is: 3,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.84 : 5,660.63 = 2,022.47 : x
  2. Step 2: Convert to fraction form
    3,781.84/5,660.63 = 2,022.47/x
  3. Step 3: Cross multiply
    3,781.84x = 5,660.63 × 2,022.47
  4. Step 4: Simplify right side
    3,781.84x = 11,448,456.13
  5. Step 5: Solve for x
    x = 11,448,456.13/3,781.84
  6. Step 6: Final answer
    x = 3,027.22

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1.5x scale

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.