Home / 8,257.94-12,386.91-2,414.55

Finding the Fourth Proportional to 8,257.94, 12,386.91 and 2,414.55

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Solution

The fourth proportional to 8,257.94, 12,386.91 and 2,414.55 is: 3,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.94 : 12,386.91 = 2,414.55 : x
  2. Step 2: Convert to fraction form
    8,257.94/12,386.91 = 2,414.55/x
  3. Step 3: Cross multiply
    8,257.94x = 12,386.91 × 2,414.55
  4. Step 4: Simplify right side
    8,257.94x = 29,908,813.54
  5. Step 5: Solve for x
    x = 29,908,813.54/8,257.94
  6. Step 6: Final answer
    x = 3,621.83

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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.