Home / 8,240.61-12,359.25-2,694.12

Finding the Fourth Proportional to 8,240.61, 12,359.25 and 2,694.12

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Solution

The fourth proportional to 8,240.61, 12,359.25 and 2,694.12 is: 4,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.61 : 12,359.25 = 2,694.12 : x
  2. Step 2: Convert to fraction form
    8,240.61/12,359.25 = 2,694.12/x
  3. Step 3: Cross multiply
    8,240.61x = 12,359.25 × 2,694.12
  4. Step 4: Simplify right side
    8,240.61x = 33,297,302.61
  5. Step 5: Solve for x
    x = 33,297,302.61/8,240.61
  6. Step 6: Final answer
    x = 4,040.64

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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.