Home / 2,246.99-3,100.83-1,252.21

Finding the Fourth Proportional to 2,246.99, 3,100.83 and 1,252.21

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Solution

The fourth proportional to 2,246.99, 3,100.83 and 1,252.21 is: 1,728.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.99 : 3,100.83 = 1,252.21 : x
  2. Step 2: Convert to fraction form
    2,246.99/3,100.83 = 1,252.21/x
  3. Step 3: Cross multiply
    2,246.99x = 3,100.83 × 1,252.21
  4. Step 4: Simplify right side
    2,246.99x = 3,882,890.74
  5. Step 5: Solve for x
    x = 3,882,890.74/2,246.99
  6. Step 6: Final answer
    x = 1,728.04

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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.