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Finding the Fourth Proportional to 4,965.17, 7,447.93 and 2,498.65

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Solution

The fourth proportional to 4,965.17, 7,447.93 and 2,498.65 is: 3,748.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.17 : 7,447.93 = 2,498.65 : x
  2. Step 2: Convert to fraction form
    4,965.17/7,447.93 = 2,498.65/x
  3. Step 3: Cross multiply
    4,965.17x = 7,447.93 × 2,498.65
  4. Step 4: Simplify right side
    4,965.17x = 18,609,745.43
  5. Step 5: Solve for x
    x = 18,609,745.43/4,965.17
  6. Step 6: Final answer
    x = 3,748.06

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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.