Home / 8,164.36-12,246.28-2,320.97

Finding the Fourth Proportional to 8,164.36, 12,246.28 and 2,320.97

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Solution

The fourth proportional to 8,164.36, 12,246.28 and 2,320.97 is: 3,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.36 : 12,246.28 = 2,320.97 : x
  2. Step 2: Convert to fraction form
    8,164.36/12,246.28 = 2,320.97/x
  3. Step 3: Cross multiply
    8,164.36x = 12,246.28 × 2,320.97
  4. Step 4: Simplify right side
    8,164.36x = 28,423,175.66
  5. Step 5: Solve for x
    x = 28,423,175.66/8,164.36
  6. Step 6: Final answer
    x = 3,481.37

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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.