Home / 9,132.03-13,698.83-3,208.40

Finding the Fourth Proportional to 9,132.03, 13,698.83 and 3,208.40

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Solution

The fourth proportional to 9,132.03, 13,698.83 and 3,208.40 is: 4,812.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.03 : 13,698.83 = 3,208.40 : x
  2. Step 2: Convert to fraction form
    9,132.03/13,698.83 = 3,208.40/x
  3. Step 3: Cross multiply
    9,132.03x = 13,698.83 × 3,208.40
  4. Step 4: Simplify right side
    9,132.03x = 43,951,293.01
  5. Step 5: Solve for x
    x = 43,951,293.01/9,132.03
  6. Step 6: Final answer
    x = 4,812.87

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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.