Home / 2,292.80-3,163.97-1,244.84

Finding the Fourth Proportional to 2,292.80, 3,163.97 and 1,244.84

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Solution

The fourth proportional to 2,292.80, 3,163.97 and 1,244.84 is: 1,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.80 : 3,163.97 = 1,244.84 : x
  2. Step 2: Convert to fraction form
    2,292.80/3,163.97 = 1,244.84/x
  3. Step 3: Cross multiply
    2,292.80x = 3,163.97 × 1,244.84
  4. Step 4: Simplify right side
    2,292.80x = 3,938,623.71
  5. Step 5: Solve for x
    x = 3,938,623.71/2,292.80
  6. Step 6: Final answer
    x = 1,717.83

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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.