Home / 8,169.03-12,255.62-2,325.69

Finding the Fourth Proportional to 8,169.03, 12,255.62 and 2,325.69

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Solution

The fourth proportional to 8,169.03, 12,255.62 and 2,325.69 is: 3,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.03 : 12,255.62 = 2,325.69 : x
  2. Step 2: Convert to fraction form
    8,169.03/12,255.62 = 2,325.69/x
  3. Step 3: Cross multiply
    8,169.03x = 12,255.62 × 2,325.69
  4. Step 4: Simplify right side
    8,169.03x = 28,502,761.25
  5. Step 5: Solve for x
    x = 28,502,761.25/8,169.03
  6. Step 6: Final answer
    x = 3,489.12

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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.