Home / 3,226.96-4,451.87-2,107.49

Finding the Fourth Proportional to 3,226.96, 4,451.87 and 2,107.49

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Solution

The fourth proportional to 3,226.96, 4,451.87 and 2,107.49 is: 2,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.96 : 4,451.87 = 2,107.49 : x
  2. Step 2: Convert to fraction form
    3,226.96/4,451.87 = 2,107.49/x
  3. Step 3: Cross multiply
    3,226.96x = 4,451.87 × 2,107.49
  4. Step 4: Simplify right side
    3,226.96x = 9,382,271.51
  5. Step 5: Solve for x
    x = 9,382,271.51/3,226.96
  6. Step 6: Final answer
    x = 2,907.46

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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.