Home / 2,169.99-3,252.38-1,246.19

Finding the Fourth Proportional to 2,169.99, 3,252.38 and 1,246.19

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Solution

The fourth proportional to 2,169.99, 3,252.38 and 1,246.19 is: 1,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.99 : 3,252.38 = 1,246.19 : x
  2. Step 2: Convert to fraction form
    2,169.99/3,252.38 = 1,246.19/x
  3. Step 3: Cross multiply
    2,169.99x = 3,252.38 × 1,246.19
  4. Step 4: Simplify right side
    2,169.99x = 4,053,060.94
  5. Step 5: Solve for x
    x = 4,053,060.94/2,169.99
  6. Step 6: Final answer
    x = 1,867.78

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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.