Home / 3,016.91-4,161.87-2,022.45

Finding the Fourth Proportional to 3,016.91, 4,161.87 and 2,022.45

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Solution

The fourth proportional to 3,016.91, 4,161.87 and 2,022.45 is: 2,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.91 : 4,161.87 = 2,022.45 : x
  2. Step 2: Convert to fraction form
    3,016.91/4,161.87 = 2,022.45/x
  3. Step 3: Cross multiply
    3,016.91x = 4,161.87 × 2,022.45
  4. Step 4: Simplify right side
    3,016.91x = 8,417,173.98
  5. Step 5: Solve for x
    x = 8,417,173.98/3,016.91
  6. Step 6: Final answer
    x = 2,790.00

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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.