Home / 2,229.08-3,076.26-1,234.34

Finding the Fourth Proportional to 2,229.08, 3,076.26 and 1,234.34

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Solution

The fourth proportional to 2,229.08, 3,076.26 and 1,234.34 is: 1,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.08 : 3,076.26 = 1,234.34 : x
  2. Step 2: Convert to fraction form
    2,229.08/3,076.26 = 1,234.34/x
  3. Step 3: Cross multiply
    2,229.08x = 3,076.26 × 1,234.34
  4. Step 4: Simplify right side
    2,229.08x = 3,797,135.39
  5. Step 5: Solve for x
    x = 3,797,135.39/2,229.08
  6. Step 6: Final answer
    x = 1,703.45

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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.