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Finding the Fourth Proportional to 4,805.53, 7,208.29 and 1,473.79

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Solution

The fourth proportional to 4,805.53, 7,208.29 and 1,473.79 is: 2,210.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.53 : 7,208.29 = 1,473.79 : x
  2. Step 2: Convert to fraction form
    4,805.53/7,208.29 = 1,473.79/x
  3. Step 3: Cross multiply
    4,805.53x = 7,208.29 × 1,473.79
  4. Step 4: Simplify right side
    4,805.53x = 10,623,469.68
  5. Step 5: Solve for x
    x = 10,623,469.68/4,805.53
  6. Step 6: Final answer
    x = 2,210.68

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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.