Home / 8,272.74-12,409.90-2,723.82

Finding the Fourth Proportional to 8,272.74, 12,409.90 and 2,723.82

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Solution

The fourth proportional to 8,272.74, 12,409.90 and 2,723.82 is: 4,085.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.74 : 12,409.90 = 2,723.82 : x
  2. Step 2: Convert to fraction form
    8,272.74/12,409.90 = 2,723.82/x
  3. Step 3: Cross multiply
    8,272.74x = 12,409.90 × 2,723.82
  4. Step 4: Simplify right side
    8,272.74x = 33,802,333.82
  5. Step 5: Solve for x
    x = 33,802,333.82/8,272.74
  6. Step 6: Final answer
    x = 4,085.99

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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.