Home / 9,209.25-13,815.93-3,365.70

Finding the Fourth Proportional to 9,209.25, 13,815.93 and 3,365.70

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Solution

The fourth proportional to 9,209.25, 13,815.93 and 3,365.70 is: 5,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.25 : 13,815.93 = 3,365.70 : x
  2. Step 2: Convert to fraction form
    9,209.25/13,815.93 = 3,365.70/x
  3. Step 3: Cross multiply
    9,209.25x = 13,815.93 × 3,365.70
  4. Step 4: Simplify right side
    9,209.25x = 46,500,275.60
  5. Step 5: Solve for x
    x = 46,500,275.60/9,209.25
  6. Step 6: Final answer
    x = 5,049.30

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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.