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Finding the Fourth Proportional to 4,999, 7,498.52 and 1,536.52

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Solution

The fourth proportional to 4,999, 7,498.52 and 1,536.52 is: 2,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999 : 7,498.52 = 1,536.52 : x
  2. Step 2: Convert to fraction form
    4,999/7,498.52 = 1,536.52/x
  3. Step 3: Cross multiply
    4,999x = 7,498.52 × 1,536.52
  4. Step 4: Simplify right side
    4,999x = 11,521,625.95
  5. Step 5: Solve for x
    x = 11,521,625.95/4,999
  6. Step 6: Final answer
    x = 2,304.79

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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.