Home / 3,029.32-4,179.30-2,321.29

Finding the Fourth Proportional to 3,029.32, 4,179.30 and 2,321.29

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Solution

The fourth proportional to 3,029.32, 4,179.30 and 2,321.29 is: 3,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.32 : 4,179.30 = 2,321.29 : x
  2. Step 2: Convert to fraction form
    3,029.32/4,179.30 = 2,321.29/x
  3. Step 3: Cross multiply
    3,029.32x = 4,179.30 × 2,321.29
  4. Step 4: Simplify right side
    3,029.32x = 9,701,367.30
  5. Step 5: Solve for x
    x = 9,701,367.30/3,029.32
  6. Step 6: Final answer
    x = 3,202.49

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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.