Home / 6,719.19-9,272.79-3,734.93

Finding the Fourth Proportional to 6,719.19, 9,272.79 and 3,734.93

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Solution

The fourth proportional to 6,719.19, 9,272.79 and 3,734.93 is: 5,154.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.19 : 9,272.79 = 3,734.93 : x
  2. Step 2: Convert to fraction form
    6,719.19/9,272.79 = 3,734.93/x
  3. Step 3: Cross multiply
    6,719.19x = 9,272.79 × 3,734.93
  4. Step 4: Simplify right side
    6,719.19x = 34,633,175.19
  5. Step 5: Solve for x
    x = 34,633,175.19/6,719.19
  6. Step 6: Final answer
    x = 5,154.37

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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.