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Finding the Fourth Proportional to 4,965.69, 7,447.69 and 1,502.13

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Solution

The fourth proportional to 4,965.69, 7,447.69 and 1,502.13 is: 2,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.69 : 7,447.69 = 1,502.13 : x
  2. Step 2: Convert to fraction form
    4,965.69/7,447.69 = 1,502.13/x
  3. Step 3: Cross multiply
    4,965.69x = 7,447.69 × 1,502.13
  4. Step 4: Simplify right side
    4,965.69x = 11,187,398.58
  5. Step 5: Solve for x
    x = 11,187,398.58/4,965.69
  6. Step 6: Final answer
    x = 2,252.94

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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.