Home / 2,263.68-3,390.56-1,107.04

Finding the Fourth Proportional to 2,263.68, 3,390.56 and 1,107.04

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Solution

The fourth proportional to 2,263.68, 3,390.56 and 1,107.04 is: 1,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.68 : 3,390.56 = 1,107.04 : x
  2. Step 2: Convert to fraction form
    2,263.68/3,390.56 = 1,107.04/x
  3. Step 3: Cross multiply
    2,263.68x = 3,390.56 × 1,107.04
  4. Step 4: Simplify right side
    2,263.68x = 3,753,485.54
  5. Step 5: Solve for x
    x = 3,753,485.54/2,263.68
  6. Step 6: Final answer
    x = 1,658.13

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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.