Home / 3,622.96-4,999.82-2,226.16

Finding the Fourth Proportional to 3,622.96, 4,999.82 and 2,226.16

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Solution

The fourth proportional to 3,622.96, 4,999.82 and 2,226.16 is: 3,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.96 : 4,999.82 = 2,226.16 : x
  2. Step 2: Convert to fraction form
    3,622.96/4,999.82 = 2,226.16/x
  3. Step 3: Cross multiply
    3,622.96x = 4,999.82 × 2,226.16
  4. Step 4: Simplify right side
    3,622.96x = 11,130,399.29
  5. Step 5: Solve for x
    x = 11,130,399.29/3,622.96
  6. Step 6: Final answer
    x = 3,072.18

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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.