Home / 7,885.80-11,828.45-3,204.44

Finding the Fourth Proportional to 7,885.80, 11,828.45 and 3,204.44

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Solution

The fourth proportional to 7,885.80, 11,828.45 and 3,204.44 is: 4,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.80 : 11,828.45 = 3,204.44 : x
  2. Step 2: Convert to fraction form
    7,885.80/11,828.45 = 3,204.44/x
  3. Step 3: Cross multiply
    7,885.80x = 11,828.45 × 3,204.44
  4. Step 4: Simplify right side
    7,885.80x = 37,903,483.15
  5. Step 5: Solve for x
    x = 37,903,483.15/7,885.80
  6. Step 6: Final answer
    x = 4,806.55

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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.