Home / 3,192.40-4,789.50-1,001.44

Finding the Fourth Proportional to 3,192.40, 4,789.50 and 1,001.44

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Solution

The fourth proportional to 3,192.40, 4,789.50 and 1,001.44 is: 1,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.40 : 4,789.50 = 1,001.44 : x
  2. Step 2: Convert to fraction form
    3,192.40/4,789.50 = 1,001.44/x
  3. Step 3: Cross multiply
    3,192.40x = 4,789.50 × 1,001.44
  4. Step 4: Simplify right side
    3,192.40x = 4,796,396.88
  5. Step 5: Solve for x
    x = 4,796,396.88/3,192.40
  6. Step 6: Final answer
    x = 1,502.44

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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.