Home / 8,388.27-12,588.08-3,194.01

Finding the Fourth Proportional to 8,388.27, 12,588.08 and 3,194.01

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Solution

The fourth proportional to 8,388.27, 12,588.08 and 3,194.01 is: 4,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.27 : 12,588.08 = 3,194.01 : x
  2. Step 2: Convert to fraction form
    8,388.27/12,588.08 = 3,194.01/x
  3. Step 3: Cross multiply
    8,388.27x = 12,588.08 × 3,194.01
  4. Step 4: Simplify right side
    8,388.27x = 40,206,437.43
  5. Step 5: Solve for x
    x = 40,206,437.43/8,388.27
  6. Step 6: Final answer
    x = 4,793.17

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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.