Home / 2,226.96-3,069.90-1,910.70

Finding the Fourth Proportional to 2,226.96, 3,069.90 and 1,910.70

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Solution

The fourth proportional to 2,226.96, 3,069.90 and 1,910.70 is: 2,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.96 : 3,069.90 = 1,910.70 : x
  2. Step 2: Convert to fraction form
    2,226.96/3,069.90 = 1,910.70/x
  3. Step 3: Cross multiply
    2,226.96x = 3,069.90 × 1,910.70
  4. Step 4: Simplify right side
    2,226.96x = 5,865,657.93
  5. Step 5: Solve for x
    x = 5,865,657.93/2,226.96
  6. Step 6: Final answer
    x = 2,633.93

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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.