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Finding the Fourth Proportional to 4,896.22, 7,329.75 and 4,721.26

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Solution

The fourth proportional to 4,896.22, 7,329.75 and 4,721.26 is: 7,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.22 : 7,329.75 = 4,721.26 : x
  2. Step 2: Convert to fraction form
    4,896.22/7,329.75 = 4,721.26/x
  3. Step 3: Cross multiply
    4,896.22x = 7,329.75 × 4,721.26
  4. Step 4: Simplify right side
    4,896.22x = 34,605,655.49
  5. Step 5: Solve for x
    x = 34,605,655.49/4,896.22
  6. Step 6: Final answer
    x = 7,067.83

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1.5x scale

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.