Home / 4,983.30-7,476.33-2,212.20

Finding the Fourth Proportional to 4,983.30, 7,476.33 and 2,212.20

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Solution

The fourth proportional to 4,983.30, 7,476.33 and 2,212.20 is: 3,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.30 : 7,476.33 = 2,212.20 : x
  2. Step 2: Convert to fraction form
    4,983.30/7,476.33 = 2,212.20/x
  3. Step 3: Cross multiply
    4,983.30x = 7,476.33 × 2,212.20
  4. Step 4: Simplify right side
    4,983.30x = 16,539,137.23
  5. Step 5: Solve for x
    x = 16,539,137.23/4,983.30
  6. Step 6: Final answer
    x = 3,318.91

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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.