Home / 8,092.36-12,132.60-3,412.18

Finding the Fourth Proportional to 8,092.36, 12,132.60 and 3,412.18

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Solution

The fourth proportional to 8,092.36, 12,132.60 and 3,412.18 is: 5,115.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.36 : 12,132.60 = 3,412.18 : x
  2. Step 2: Convert to fraction form
    8,092.36/12,132.60 = 3,412.18/x
  3. Step 3: Cross multiply
    8,092.36x = 12,132.60 × 3,412.18
  4. Step 4: Simplify right side
    8,092.36x = 41,398,615.07
  5. Step 5: Solve for x
    x = 41,398,615.07/8,092.36
  6. Step 6: Final answer
    x = 5,115.77

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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.