Home / 9,132.19-13,693-3,579.04

Finding the Fourth Proportional to 9,132.19, 13,693 and 3,579.04

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Solution

The fourth proportional to 9,132.19, 13,693 and 3,579.04 is: 5,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.19 : 13,693 = 3,579.04 : x
  2. Step 2: Convert to fraction form
    9,132.19/13,693 = 3,579.04/x
  3. Step 3: Cross multiply
    9,132.19x = 13,693 × 3,579.04
  4. Step 4: Simplify right side
    9,132.19x = 49,007,794.72
  5. Step 5: Solve for x
    x = 49,007,794.72/9,132.19
  6. Step 6: Final answer
    x = 5,366.49

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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.