Home / 3,328.11-4,996.41-2,100.66

Finding the Fourth Proportional to 3,328.11, 4,996.41 and 2,100.66

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Solution

The fourth proportional to 3,328.11, 4,996.41 and 2,100.66 is: 3,153.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.11 : 4,996.41 = 2,100.66 : x
  2. Step 2: Convert to fraction form
    3,328.11/4,996.41 = 2,100.66/x
  3. Step 3: Cross multiply
    3,328.11x = 4,996.41 × 2,100.66
  4. Step 4: Simplify right side
    3,328.11x = 10,495,758.63
  5. Step 5: Solve for x
    x = 10,495,758.63/3,328.11
  6. Step 6: Final answer
    x = 3,153.67

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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.