Home / 8,163.04-12,244.68-2,319.68

Finding the Fourth Proportional to 8,163.04, 12,244.68 and 2,319.68

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Solution

The fourth proportional to 8,163.04, 12,244.68 and 2,319.68 is: 3,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.04 : 12,244.68 = 2,319.68 : x
  2. Step 2: Convert to fraction form
    8,163.04/12,244.68 = 2,319.68/x
  3. Step 3: Cross multiply
    8,163.04x = 12,244.68 × 2,319.68
  4. Step 4: Simplify right side
    8,163.04x = 28,403,739.30
  5. Step 5: Solve for x
    x = 28,403,739.30/8,163.04
  6. Step 6: Final answer
    x = 3,479.55

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Double scale
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Similar ratio
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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.