Home / 8,186.03-12,279.81-2,263.31

Finding the Fourth Proportional to 8,186.03, 12,279.81 and 2,263.31

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Solution

The fourth proportional to 8,186.03, 12,279.81 and 2,263.31 is: 3,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.03 : 12,279.81 = 2,263.31 : x
  2. Step 2: Convert to fraction form
    8,186.03/12,279.81 = 2,263.31/x
  3. Step 3: Cross multiply
    8,186.03x = 12,279.81 × 2,263.31
  4. Step 4: Simplify right side
    8,186.03x = 27,793,009.91
  5. Step 5: Solve for x
    x = 27,793,009.91/8,186.03
  6. Step 6: Final answer
    x = 3,395.18

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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.