Home / 8,210.26-12,317.19-2,664.17

Finding the Fourth Proportional to 8,210.26, 12,317.19 and 2,664.17

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Solution

The fourth proportional to 8,210.26, 12,317.19 and 2,664.17 is: 3,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.26 : 12,317.19 = 2,664.17 : x
  2. Step 2: Convert to fraction form
    8,210.26/12,317.19 = 2,664.17/x
  3. Step 3: Cross multiply
    8,210.26x = 12,317.19 × 2,664.17
  4. Step 4: Simplify right side
    8,210.26x = 32,815,036.49
  5. Step 5: Solve for x
    x = 32,815,036.49/8,210.26
  6. Step 6: Final answer
    x = 3,996.83

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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.