Home / 8,169.08-12,255.66-2,325.68

Finding the Fourth Proportional to 8,169.08, 12,255.66 and 2,325.68

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Solution

The fourth proportional to 8,169.08, 12,255.66 and 2,325.68 is: 3,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.08 : 12,255.66 = 2,325.68 : x
  2. Step 2: Convert to fraction form
    8,169.08/12,255.66 = 2,325.68/x
  3. Step 3: Cross multiply
    8,169.08x = 12,255.66 × 2,325.68
  4. Step 4: Simplify right side
    8,169.08x = 28,502,743.35
  5. Step 5: Solve for x
    x = 28,502,743.35/8,169.08
  6. Step 6: Final answer
    x = 3,489.10

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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.