Home / 3,069.62-4,225.70-2,773.96

Finding the Fourth Proportional to 3,069.62, 4,225.70 and 2,773.96

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Solution

The fourth proportional to 3,069.62, 4,225.70 and 2,773.96 is: 3,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.62 : 4,225.70 = 2,773.96 : x
  2. Step 2: Convert to fraction form
    3,069.62/4,225.70 = 2,773.96/x
  3. Step 3: Cross multiply
    3,069.62x = 4,225.70 × 2,773.96
  4. Step 4: Simplify right side
    3,069.62x = 11,721,922.77
  5. Step 5: Solve for x
    x = 11,721,922.77/3,069.62
  6. Step 6: Final answer
    x = 3,818.69

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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.