Home / 2,202.62-3,285.34-1,874.30

Finding the Fourth Proportional to 2,202.62, 3,285.34 and 1,874.30

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Solution

The fourth proportional to 2,202.62, 3,285.34 and 1,874.30 is: 2,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.62 : 3,285.34 = 1,874.30 : x
  2. Step 2: Convert to fraction form
    2,202.62/3,285.34 = 1,874.30/x
  3. Step 3: Cross multiply
    2,202.62x = 3,285.34 × 1,874.30
  4. Step 4: Simplify right side
    2,202.62x = 6,157,712.76
  5. Step 5: Solve for x
    x = 6,157,712.76/2,202.62
  6. Step 6: Final answer
    x = 2,795.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.