Home / 3,572.62-5,359.74-1,107.52

Finding the Fourth Proportional to 3,572.62, 5,359.74 and 1,107.52

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Solution

The fourth proportional to 3,572.62, 5,359.74 and 1,107.52 is: 1,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.62 : 5,359.74 = 1,107.52 : x
  2. Step 2: Convert to fraction form
    3,572.62/5,359.74 = 1,107.52/x
  3. Step 3: Cross multiply
    3,572.62x = 5,359.74 × 1,107.52
  4. Step 4: Simplify right side
    3,572.62x = 5,936,019.24
  5. Step 5: Solve for x
    x = 5,936,019.24/3,572.62
  6. Step 6: Final answer
    x = 1,661.53

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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.