Home / 2,226.16-3,356.15-2,107.09

Finding the Fourth Proportional to 2,226.16, 3,356.15 and 2,107.09

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Solution

The fourth proportional to 2,226.16, 3,356.15 and 2,107.09 is: 3,176.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.16 : 3,356.15 = 2,107.09 : x
  2. Step 2: Convert to fraction form
    2,226.16/3,356.15 = 2,107.09/x
  3. Step 3: Cross multiply
    2,226.16x = 3,356.15 × 2,107.09
  4. Step 4: Simplify right side
    2,226.16x = 7,071,699.57
  5. Step 5: Solve for x
    x = 7,071,699.57/2,226.16
  6. Step 6: Final answer
    x = 3,176.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.