Home / 11,134.62-16,708.47-4,119.57

Finding the Fourth Proportional to 11,134.62, 16,708.47 and 4,119.57

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Solution

The fourth proportional to 11,134.62, 16,708.47 and 4,119.57 is: 6,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.62 : 16,708.47 = 4,119.57 : x
  2. Step 2: Convert to fraction form
    11,134.62/16,708.47 = 4,119.57/x
  3. Step 3: Cross multiply
    11,134.62x = 16,708.47 × 4,119.57
  4. Step 4: Simplify right side
    11,134.62x = 68,831,711.76
  5. Step 5: Solve for x
    x = 68,831,711.76/11,134.62
  6. Step 6: Final answer
    x = 6,181.77

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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.