Home / 4,686.91-7,033.84-2,221.73

Finding the Fourth Proportional to 4,686.91, 7,033.84 and 2,221.73

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Solution

The fourth proportional to 4,686.91, 7,033.84 and 2,221.73 is: 3,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.91 : 7,033.84 = 2,221.73 : x
  2. Step 2: Convert to fraction form
    4,686.91/7,033.84 = 2,221.73/x
  3. Step 3: Cross multiply
    4,686.91x = 7,033.84 × 2,221.73
  4. Step 4: Simplify right side
    4,686.91x = 15,627,305.37
  5. Step 5: Solve for x
    x = 15,627,305.37/4,686.91
  6. Step 6: Final answer
    x = 3,334.25

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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.