Home / 3,995.57-5,513.90-2,227.19

Finding the Fourth Proportional to 3,995.57, 5,513.90 and 2,227.19

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Solution

The fourth proportional to 3,995.57, 5,513.90 and 2,227.19 is: 3,073.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.57 : 5,513.90 = 2,227.19 : x
  2. Step 2: Convert to fraction form
    3,995.57/5,513.90 = 2,227.19/x
  3. Step 3: Cross multiply
    3,995.57x = 5,513.90 × 2,227.19
  4. Step 4: Simplify right side
    3,995.57x = 12,280,464.24
  5. Step 5: Solve for x
    x = 12,280,464.24/3,995.57
  6. Step 6: Final answer
    x = 3,073.52

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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.