Home / 4,076.71-6,110.79-1,993.84

Finding the Fourth Proportional to 4,076.71, 6,110.79 and 1,993.84

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Solution

The fourth proportional to 4,076.71, 6,110.79 and 1,993.84 is: 2,988.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.71 : 6,110.79 = 1,993.84 : x
  2. Step 2: Convert to fraction form
    4,076.71/6,110.79 = 1,993.84/x
  3. Step 3: Cross multiply
    4,076.71x = 6,110.79 × 1,993.84
  4. Step 4: Simplify right side
    4,076.71x = 12,183,937.53
  5. Step 5: Solve for x
    x = 12,183,937.53/4,076.71
  6. Step 6: Final answer
    x = 2,988.67

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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.