Home / 8,194.47-12,292.83-2,645.97

Finding the Fourth Proportional to 8,194.47, 12,292.83 and 2,645.97

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Solution

The fourth proportional to 8,194.47, 12,292.83 and 2,645.97 is: 3,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.47 : 12,292.83 = 2,645.97 : x
  2. Step 2: Convert to fraction form
    8,194.47/12,292.83 = 2,645.97/x
  3. Step 3: Cross multiply
    8,194.47x = 12,292.83 × 2,645.97
  4. Step 4: Simplify right side
    8,194.47x = 32,526,459.40
  5. Step 5: Solve for x
    x = 32,526,459.40/8,194.47
  6. Step 6: Final answer
    x = 3,969.32

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Double scale
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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.