Home / 10,133.24-15,195.75-3,893.46

Finding the Fourth Proportional to 10,133.24, 15,195.75 and 3,893.46

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Solution

The fourth proportional to 10,133.24, 15,195.75 and 3,893.46 is: 5,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.24 : 15,195.75 = 3,893.46 : x
  2. Step 2: Convert to fraction form
    10,133.24/15,195.75 = 3,893.46/x
  3. Step 3: Cross multiply
    10,133.24x = 15,195.75 × 3,893.46
  4. Step 4: Simplify right side
    10,133.24x = 59,164,044.80
  5. Step 5: Solve for x
    x = 59,164,044.80/10,133.24
  6. Step 6: Final answer
    x = 5,838.61

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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.