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Finding the Fourth Proportional to 7,199.97, 10,791.72 and 3,033.74

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Solution

The fourth proportional to 7,199.97, 10,791.72 and 3,033.74 is: 4,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.97 : 10,791.72 = 3,033.74 : x
  2. Step 2: Convert to fraction form
    7,199.97/10,791.72 = 3,033.74/x
  3. Step 3: Cross multiply
    7,199.97x = 10,791.72 × 3,033.74
  4. Step 4: Simplify right side
    7,199.97x = 32,739,218.67
  5. Step 5: Solve for x
    x = 32,739,218.67/7,199.97
  6. Step 6: Final answer
    x = 4,547.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.