Home / 2,270.16-3,136.20-2,239.44

Finding the Fourth Proportional to 2,270.16, 3,136.20 and 2,239.44

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Solution

The fourth proportional to 2,270.16, 3,136.20 and 2,239.44 is: 3,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.16 : 3,136.20 = 2,239.44 : x
  2. Step 2: Convert to fraction form
    2,270.16/3,136.20 = 2,239.44/x
  3. Step 3: Cross multiply
    2,270.16x = 3,136.20 × 2,239.44
  4. Step 4: Simplify right side
    2,270.16x = 7,023,331.73
  5. Step 5: Solve for x
    x = 7,023,331.73/2,270.16
  6. Step 6: Final answer
    x = 3,093.76

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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.