Home / 3,319.78-4,968.12-2,727.67

Finding the Fourth Proportional to 3,319.78, 4,968.12 and 2,727.67

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Solution

The fourth proportional to 3,319.78, 4,968.12 and 2,727.67 is: 4,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.78 : 4,968.12 = 2,727.67 : x
  2. Step 2: Convert to fraction form
    3,319.78/4,968.12 = 2,727.67/x
  3. Step 3: Cross multiply
    3,319.78x = 4,968.12 × 2,727.67
  4. Step 4: Simplify right side
    3,319.78x = 13,551,391.88
  5. Step 5: Solve for x
    x = 13,551,391.88/3,319.78
  6. Step 6: Final answer
    x = 4,082.02

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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.