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Finding the Fourth Proportional to 4,992.69, 7,476.24 and 4,844.88

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Solution

The fourth proportional to 4,992.69, 7,476.24 and 4,844.88 is: 7,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.69 : 7,476.24 = 4,844.88 : x
  2. Step 2: Convert to fraction form
    4,992.69/7,476.24 = 4,844.88/x
  3. Step 3: Cross multiply
    4,992.69x = 7,476.24 × 4,844.88
  4. Step 4: Simplify right side
    4,992.69x = 36,221,448.27
  5. Step 5: Solve for x
    x = 36,221,448.27/4,992.69
  6. Step 6: Final answer
    x = 7,254.90

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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.