Home / 8,726.48-13,095.26-3,179.28

Finding the Fourth Proportional to 8,726.48, 13,095.26 and 3,179.28

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Solution

The fourth proportional to 8,726.48, 13,095.26 and 3,179.28 is: 4,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.48 : 13,095.26 = 3,179.28 : x
  2. Step 2: Convert to fraction form
    8,726.48/13,095.26 = 3,179.28/x
  3. Step 3: Cross multiply
    8,726.48x = 13,095.26 × 3,179.28
  4. Step 4: Simplify right side
    8,726.48x = 41,633,498.21
  5. Step 5: Solve for x
    x = 41,633,498.21/8,726.48
  6. Step 6: Final answer
    x = 4,770.94

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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.