Home / 3,751.10-5,619.11-2,972.43

Finding the Fourth Proportional to 3,751.10, 5,619.11 and 2,972.43

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Solution

The fourth proportional to 3,751.10, 5,619.11 and 2,972.43 is: 4,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.10 : 5,619.11 = 2,972.43 : x
  2. Step 2: Convert to fraction form
    3,751.10/5,619.11 = 2,972.43/x
  3. Step 3: Cross multiply
    3,751.10x = 5,619.11 × 2,972.43
  4. Step 4: Simplify right side
    3,751.10x = 16,702,396.28
  5. Step 5: Solve for x
    x = 16,702,396.28/3,751.10
  6. Step 6: Final answer
    x = 4,452.67

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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.