Home / 2,234.99-3,084.32-1,226.75

Finding the Fourth Proportional to 2,234.99, 3,084.32 and 1,226.75

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Solution

The fourth proportional to 2,234.99, 3,084.32 and 1,226.75 is: 1,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.99 : 3,084.32 = 1,226.75 : x
  2. Step 2: Convert to fraction form
    2,234.99/3,084.32 = 1,226.75/x
  3. Step 3: Cross multiply
    2,234.99x = 3,084.32 × 1,226.75
  4. Step 4: Simplify right side
    2,234.99x = 3,783,677.21
  5. Step 5: Solve for x
    x = 3,783,677.21/2,234.99
  6. Step 6: Final answer
    x = 1,692.93

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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.