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Finding the Fourth Proportional to 8,252.58, 12,379.29 and 2,409.63

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Solution

The fourth proportional to 8,252.58, 12,379.29 and 2,409.63 is: 3,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.58 : 12,379.29 = 2,409.63 : x
  2. Step 2: Convert to fraction form
    8,252.58/12,379.29 = 2,409.63/x
  3. Step 3: Cross multiply
    8,252.58x = 12,379.29 × 2,409.63
  4. Step 4: Simplify right side
    8,252.58x = 29,829,508.56
  5. Step 5: Solve for x
    x = 29,829,508.56/8,252.58
  6. Step 6: Final answer
    x = 3,614.57

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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.