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Finding the Fourth Proportional to 4,682.52, 7,028.04 and 2,493.12

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Solution

The fourth proportional to 4,682.52, 7,028.04 and 2,493.12 is: 3,741.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.52 : 7,028.04 = 2,493.12 : x
  2. Step 2: Convert to fraction form
    4,682.52/7,028.04 = 2,493.12/x
  3. Step 3: Cross multiply
    4,682.52x = 7,028.04 × 2,493.12
  4. Step 4: Simplify right side
    4,682.52x = 17,521,747.08
  5. Step 5: Solve for x
    x = 17,521,747.08/4,682.52
  6. Step 6: Final answer
    x = 3,741.95

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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.