Home / 3,513.78-4,849.07-2,022.06

Finding the Fourth Proportional to 3,513.78, 4,849.07 and 2,022.06

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Solution

The fourth proportional to 3,513.78, 4,849.07 and 2,022.06 is: 2,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.78 : 4,849.07 = 2,022.06 : x
  2. Step 2: Convert to fraction form
    3,513.78/4,849.07 = 2,022.06/x
  3. Step 3: Cross multiply
    3,513.78x = 4,849.07 × 2,022.06
  4. Step 4: Simplify right side
    3,513.78x = 9,805,118.56
  5. Step 5: Solve for x
    x = 9,805,118.56/3,513.78
  6. Step 6: Final answer
    x = 2,790.48

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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.