Home / 2,226.03-3,073.32-1,429.68

Finding the Fourth Proportional to 2,226.03, 3,073.32 and 1,429.68

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Solution

The fourth proportional to 2,226.03, 3,073.32 and 1,429.68 is: 1,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.03 : 3,073.32 = 1,429.68 : x
  2. Step 2: Convert to fraction form
    2,226.03/3,073.32 = 1,429.68/x
  3. Step 3: Cross multiply
    2,226.03x = 3,073.32 × 1,429.68
  4. Step 4: Simplify right side
    2,226.03x = 4,393,859.62
  5. Step 5: Solve for x
    x = 4,393,859.62/2,226.03
  6. Step 6: Final answer
    x = 1,973.85

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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.