Home / 8,186.03-12,279.05-2,342.64

Finding the Fourth Proportional to 8,186.03, 12,279.05 and 2,342.64

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Solution

The fourth proportional to 8,186.03, 12,279.05 and 2,342.64 is: 3,513.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.03 : 12,279.05 = 2,342.64 : x
  2. Step 2: Convert to fraction form
    8,186.03/12,279.05 = 2,342.64/x
  3. Step 3: Cross multiply
    8,186.03x = 12,279.05 × 2,342.64
  4. Step 4: Simplify right side
    8,186.03x = 28,765,381.98
  5. Step 5: Solve for x
    x = 28,765,381.98/8,186.03
  6. Step 6: Final answer
    x = 3,513.96

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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.