Home / 4,726.92-7,092.82-2,129.26

Finding the Fourth Proportional to 4,726.92, 7,092.82 and 2,129.26

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Solution

The fourth proportional to 4,726.92, 7,092.82 and 2,129.26 is: 3,194.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.92 : 7,092.82 = 2,129.26 : x
  2. Step 2: Convert to fraction form
    4,726.92/7,092.82 = 2,129.26/x
  3. Step 3: Cross multiply
    4,726.92x = 7,092.82 × 2,129.26
  4. Step 4: Simplify right side
    4,726.92x = 15,102,457.91
  5. Step 5: Solve for x
    x = 15,102,457.91/4,726.92
  6. Step 6: Final answer
    x = 3,194.99

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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.