Home / 8,241.28-12,360.64-2,694.58

Finding the Fourth Proportional to 8,241.28, 12,360.64 and 2,694.58

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Solution

The fourth proportional to 8,241.28, 12,360.64 and 2,694.58 is: 4,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.28 : 12,360.64 = 2,694.58 : x
  2. Step 2: Convert to fraction form
    8,241.28/12,360.64 = 2,694.58/x
  3. Step 3: Cross multiply
    8,241.28x = 12,360.64 × 2,694.58
  4. Step 4: Simplify right side
    8,241.28x = 33,306,733.33
  5. Step 5: Solve for x
    x = 33,306,733.33/8,241.28
  6. Step 6: Final answer
    x = 4,041.45

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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.