Home / 8,215.41-12,325.08-2,371.97

Finding the Fourth Proportional to 8,215.41, 12,325.08 and 2,371.97

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Solution

The fourth proportional to 8,215.41, 12,325.08 and 2,371.97 is: 3,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.41 : 12,325.08 = 2,371.97 : x
  2. Step 2: Convert to fraction form
    8,215.41/12,325.08 = 2,371.97/x
  3. Step 3: Cross multiply
    8,215.41x = 12,325.08 × 2,371.97
  4. Step 4: Simplify right side
    8,215.41x = 29,234,658.38
  5. Step 5: Solve for x
    x = 29,234,658.38/8,215.41
  6. Step 6: Final answer
    x = 3,558.51

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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.