Home / 7,922.49-11,885.90-3,304.41

Finding the Fourth Proportional to 7,922.49, 11,885.90 and 3,304.41

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Solution

The fourth proportional to 7,922.49, 11,885.90 and 3,304.41 is: 4,957.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.49 : 11,885.90 = 3,304.41 : x
  2. Step 2: Convert to fraction form
    7,922.49/11,885.90 = 3,304.41/x
  3. Step 3: Cross multiply
    7,922.49x = 11,885.90 × 3,304.41
  4. Step 4: Simplify right side
    7,922.49x = 39,275,870.30
  5. Step 5: Solve for x
    x = 39,275,870.30/7,922.49
  6. Step 6: Final answer
    x = 4,957.52

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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.