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Finding the Fourth Proportional to 6,751.95, 9,317.72 and 3,767.91

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Solution

The fourth proportional to 6,751.95, 9,317.72 and 3,767.91 is: 5,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.95 : 9,317.72 = 3,767.91 : x
  2. Step 2: Convert to fraction form
    6,751.95/9,317.72 = 3,767.91/x
  3. Step 3: Cross multiply
    6,751.95x = 9,317.72 × 3,767.91
  4. Step 4: Simplify right side
    6,751.95x = 35,108,330.37
  5. Step 5: Solve for x
    x = 35,108,330.37/6,751.95
  6. Step 6: Final answer
    x = 5,199.73

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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.