Home / 8,325.48-12,491.82-3,946.04

Finding the Fourth Proportional to 8,325.48, 12,491.82 and 3,946.04

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Solution

The fourth proportional to 8,325.48, 12,491.82 and 3,946.04 is: 5,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.48 : 12,491.82 = 3,946.04 : x
  2. Step 2: Convert to fraction form
    8,325.48/12,491.82 = 3,946.04/x
  3. Step 3: Cross multiply
    8,325.48x = 12,491.82 × 3,946.04
  4. Step 4: Simplify right side
    8,325.48x = 49,293,221.39
  5. Step 5: Solve for x
    x = 49,293,221.39/8,325.48
  6. Step 6: Final answer
    x = 5,920.77

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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.