Home / 4,684.46-7,029.12-2,086.79

Finding the Fourth Proportional to 4,684.46, 7,029.12 and 2,086.79

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Solution

The fourth proportional to 4,684.46, 7,029.12 and 2,086.79 is: 3,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.46 : 7,029.12 = 2,086.79 : x
  2. Step 2: Convert to fraction form
    4,684.46/7,029.12 = 2,086.79/x
  3. Step 3: Cross multiply
    4,684.46x = 7,029.12 × 2,086.79
  4. Step 4: Simplify right side
    4,684.46x = 14,668,297.32
  5. Step 5: Solve for x
    x = 14,668,297.32/4,684.46
  6. Step 6: Final answer
    x = 3,131.27

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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.