Home / 6,719.30-9,272.18-3,734.94

Finding the Fourth Proportional to 6,719.30, 9,272.18 and 3,734.94

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Solution

The fourth proportional to 6,719.30, 9,272.18 and 3,734.94 is: 5,153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.30 : 9,272.18 = 3,734.94 : x
  2. Step 2: Convert to fraction form
    6,719.30/9,272.18 = 3,734.94/x
  3. Step 3: Cross multiply
    6,719.30x = 9,272.18 × 3,734.94
  4. Step 4: Simplify right side
    6,719.30x = 34,631,035.97
  5. Step 5: Solve for x
    x = 34,631,035.97/6,719.30
  6. Step 6: Final answer
    x = 5,153.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.