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Finding the Fourth Proportional to 7,361.52, 11,046.98 and 2,681.08

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Solution

The fourth proportional to 7,361.52, 11,046.98 and 2,681.08 is: 4,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.52 : 11,046.98 = 2,681.08 : x
  2. Step 2: Convert to fraction form
    7,361.52/11,046.98 = 2,681.08/x
  3. Step 3: Cross multiply
    7,361.52x = 11,046.98 × 2,681.08
  4. Step 4: Simplify right side
    7,361.52x = 29,617,837.14
  5. Step 5: Solve for x
    x = 29,617,837.14/7,361.52
  6. Step 6: Final answer
    x = 4,023.33

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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.