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Finding the Fourth Proportional to 8,360.41, 12,541.23 and 2,813.73

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Solution

The fourth proportional to 8,360.41, 12,541.23 and 2,813.73 is: 4,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.41 : 12,541.23 = 2,813.73 : x
  2. Step 2: Convert to fraction form
    8,360.41/12,541.23 = 2,813.73/x
  3. Step 3: Cross multiply
    8,360.41x = 12,541.23 × 2,813.73
  4. Step 4: Simplify right side
    8,360.41x = 35,287,635.09
  5. Step 5: Solve for x
    x = 35,287,635.09/8,360.41
  6. Step 6: Final answer
    x = 4,220.80

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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.