Home / 10,197.76-15,295.20-3,271.36

Finding the Fourth Proportional to 10,197.76, 15,295.20 and 3,271.36

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Solution

The fourth proportional to 10,197.76, 15,295.20 and 3,271.36 is: 4,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.76 : 15,295.20 = 3,271.36 : x
  2. Step 2: Convert to fraction form
    10,197.76/15,295.20 = 3,271.36/x
  3. Step 3: Cross multiply
    10,197.76x = 15,295.20 × 3,271.36
  4. Step 4: Simplify right side
    10,197.76x = 50,036,105.47
  5. Step 5: Solve for x
    x = 50,036,105.47/10,197.76
  6. Step 6: Final answer
    x = 4,906.58

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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.