Home / 8,240.96-12,363.40-2,694.32

Finding the Fourth Proportional to 8,240.96, 12,363.40 and 2,694.32

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Solution

The fourth proportional to 8,240.96, 12,363.40 and 2,694.32 is: 4,042.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.96 : 12,363.40 = 2,694.32 : x
  2. Step 2: Convert to fraction form
    8,240.96/12,363.40 = 2,694.32/x
  3. Step 3: Cross multiply
    8,240.96x = 12,363.40 × 2,694.32
  4. Step 4: Simplify right side
    8,240.96x = 33,310,955.89
  5. Step 5: Solve for x
    x = 33,310,955.89/8,240.96
  6. Step 6: Final answer
    x = 4,042.12

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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.