Home / 3,636.05-5,017.62-2,222.10

Finding the Fourth Proportional to 3,636.05, 5,017.62 and 2,222.10

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Solution

The fourth proportional to 3,636.05, 5,017.62 and 2,222.10 is: 3,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.05 : 5,017.62 = 2,222.10 : x
  2. Step 2: Convert to fraction form
    3,636.05/5,017.62 = 2,222.10/x
  3. Step 3: Cross multiply
    3,636.05x = 5,017.62 × 2,222.10
  4. Step 4: Simplify right side
    3,636.05x = 11,149,654.84
  5. Step 5: Solve for x
    x = 11,149,654.84/3,636.05
  6. Step 6: Final answer
    x = 3,066.42

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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.