Home / 3,069.42-4,225.11-2,675.76

Finding the Fourth Proportional to 3,069.42, 4,225.11 and 2,675.76

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Solution

The fourth proportional to 3,069.42, 4,225.11 and 2,675.76 is: 3,683.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.42 : 4,225.11 = 2,675.76 : x
  2. Step 2: Convert to fraction form
    3,069.42/4,225.11 = 2,675.76/x
  3. Step 3: Cross multiply
    3,069.42x = 4,225.11 × 2,675.76
  4. Step 4: Simplify right side
    3,069.42x = 11,305,380.33
  5. Step 5: Solve for x
    x = 11,305,380.33/3,069.42
  6. Step 6: Final answer
    x = 3,683.23

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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.