Home / 2,226.00-3,085.94-2,107.50

Finding the Fourth Proportional to 2,226.00, 3,085.94 and 2,107.50

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Solution

The fourth proportional to 2,226.00, 3,085.94 and 2,107.50 is: 2,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.00 : 3,085.94 = 2,107.50 : x
  2. Step 2: Convert to fraction form
    2,226.00/3,085.94 = 2,107.50/x
  3. Step 3: Cross multiply
    2,226.00x = 3,085.94 × 2,107.50
  4. Step 4: Simplify right side
    2,226.00x = 6,503,619.58
  5. Step 5: Solve for x
    x = 6,503,619.58/2,226.00
  6. Step 6: Final answer
    x = 2,921.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.