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Finding the Fourth Proportional to 2,464.17, 3,696.87 and 732.80

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Solution

The fourth proportional to 2,464.17, 3,696.87 and 732.80 is: 1,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464.17 : 3,696.87 = 732.80 : x
  2. Step 2: Convert to fraction form
    2,464.17/3,696.87 = 732.80/x
  3. Step 3: Cross multiply
    2,464.17x = 3,696.87 × 732.80
  4. Step 4: Simplify right side
    2,464.17x = 2,709,051.35
  5. Step 5: Solve for x
    x = 2,709,051.35/2,464.17
  6. Step 6: Final answer
    x = 1,099.38

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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.