Home / 9,209.56-13,815.32-3,367.44

Finding the Fourth Proportional to 9,209.56, 13,815.32 and 3,367.44

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Solution

The fourth proportional to 9,209.56, 13,815.32 and 3,367.44 is: 5,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.56 : 13,815.32 = 3,367.44 : x
  2. Step 2: Convert to fraction form
    9,209.56/13,815.32 = 3,367.44/x
  3. Step 3: Cross multiply
    9,209.56x = 13,815.32 × 3,367.44
  4. Step 4: Simplify right side
    9,209.56x = 46,522,261.18
  5. Step 5: Solve for x
    x = 46,522,261.18/9,209.56
  6. Step 6: Final answer
    x = 5,051.52

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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.