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Finding the Fourth Proportional to 6,802.67, 9,387.03 and 3,817.82

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Solution

The fourth proportional to 6,802.67, 9,387.03 and 3,817.82 is: 5,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.67 : 9,387.03 = 3,817.82 : x
  2. Step 2: Convert to fraction form
    6,802.67/9,387.03 = 3,817.82/x
  3. Step 3: Cross multiply
    6,802.67x = 9,387.03 × 3,817.82
  4. Step 4: Simplify right side
    6,802.67x = 35,837,924.85
  5. Step 5: Solve for x
    x = 35,837,924.85/6,802.67
  6. Step 6: Final answer
    x = 5,268.22

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1.5x scale

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.