Home / 6,902.42-10,351.34-2,221.34

Finding the Fourth Proportional to 6,902.42, 10,351.34 and 2,221.34

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Solution

The fourth proportional to 6,902.42, 10,351.34 and 2,221.34 is: 3,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.42 : 10,351.34 = 2,221.34 : x
  2. Step 2: Convert to fraction form
    6,902.42/10,351.34 = 2,221.34/x
  3. Step 3: Cross multiply
    6,902.42x = 10,351.34 × 2,221.34
  4. Step 4: Simplify right side
    6,902.42x = 22,993,782.73
  5. Step 5: Solve for x
    x = 22,993,782.73/6,902.42
  6. Step 6: Final answer
    x = 3,331.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.