Home / 9,212.39-13,818.58-2,286.89

Finding the Fourth Proportional to 9,212.39, 13,818.58 and 2,286.89

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Solution

The fourth proportional to 9,212.39, 13,818.58 and 2,286.89 is: 3,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.39 : 13,818.58 = 2,286.89 : x
  2. Step 2: Convert to fraction form
    9,212.39/13,818.58 = 2,286.89/x
  3. Step 3: Cross multiply
    9,212.39x = 13,818.58 × 2,286.89
  4. Step 4: Simplify right side
    9,212.39x = 31,601,497.61
  5. Step 5: Solve for x
    x = 31,601,497.61/9,212.39
  6. Step 6: Final answer
    x = 3,430.33

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Similar ratio
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1.5x scale

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.