Home / 11,286.18-16,931.93-3,494.97

Finding the Fourth Proportional to 11,286.18, 16,931.93 and 3,494.97

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Solution

The fourth proportional to 11,286.18, 16,931.93 and 3,494.97 is: 5,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.18 : 16,931.93 = 3,494.97 : x
  2. Step 2: Convert to fraction form
    11,286.18/16,931.93 = 3,494.97/x
  3. Step 3: Cross multiply
    11,286.18x = 16,931.93 × 3,494.97
  4. Step 4: Simplify right side
    11,286.18x = 59,176,569.92
  5. Step 5: Solve for x
    x = 59,176,569.92/11,286.18
  6. Step 6: Final answer
    x = 5,243.28

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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.