Home / 6,719.56-9,272.91-3,735.65

Finding the Fourth Proportional to 6,719.56, 9,272.91 and 3,735.65

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Solution

The fourth proportional to 6,719.56, 9,272.91 and 3,735.65 is: 5,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.56 : 9,272.91 = 3,735.65 : x
  2. Step 2: Convert to fraction form
    6,719.56/9,272.91 = 3,735.65/x
  3. Step 3: Cross multiply
    6,719.56x = 9,272.91 × 3,735.65
  4. Step 4: Simplify right side
    6,719.56x = 34,640,383.43
  5. Step 5: Solve for x
    x = 34,640,383.43/6,719.56
  6. Step 6: Final answer
    x = 5,155.16

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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.