Home / 8,219.04-12,330.63-2,375.61

Finding the Fourth Proportional to 8,219.04, 12,330.63 and 2,375.61

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Solution

The fourth proportional to 8,219.04, 12,330.63 and 2,375.61 is: 3,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.04 : 12,330.63 = 2,375.61 : x
  2. Step 2: Convert to fraction form
    8,219.04/12,330.63 = 2,375.61/x
  3. Step 3: Cross multiply
    8,219.04x = 12,330.63 × 2,375.61
  4. Step 4: Simplify right side
    8,219.04x = 29,292,767.93
  5. Step 5: Solve for x
    x = 29,292,767.93/8,219.04
  6. Step 6: Final answer
    x = 3,564.01

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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.