Home / 9,972.76-14,965.60-3,816.76

Finding the Fourth Proportional to 9,972.76, 14,965.60 and 3,816.76

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Solution

The fourth proportional to 9,972.76, 14,965.60 and 3,816.76 is: 5,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.76 : 14,965.60 = 3,816.76 : x
  2. Step 2: Convert to fraction form
    9,972.76/14,965.60 = 3,816.76/x
  3. Step 3: Cross multiply
    9,972.76x = 14,965.60 × 3,816.76
  4. Step 4: Simplify right side
    9,972.76x = 57,120,103.46
  5. Step 5: Solve for x
    x = 57,120,103.46/9,972.76
  6. Step 6: Final answer
    x = 5,727.61

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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.