Home / 8,335.20-12,493.26-3,946.44

Finding the Fourth Proportional to 8,335.20, 12,493.26 and 3,946.44

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Solution

The fourth proportional to 8,335.20, 12,493.26 and 3,946.44 is: 5,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,335.20 : 12,493.26 = 3,946.44 : x
  2. Step 2: Convert to fraction form
    8,335.20/12,493.26 = 3,946.44/x
  3. Step 3: Cross multiply
    8,335.20x = 12,493.26 × 3,946.44
  4. Step 4: Simplify right side
    8,335.20x = 49,303,900.99
  5. Step 5: Solve for x
    x = 49,303,900.99/8,335.20
  6. Step 6: Final answer
    x = 5,915.14

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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.