Home / 10,717.44-16,076.91-3,320.94

Finding the Fourth Proportional to 10,717.44, 16,076.91 and 3,320.94

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Solution

The fourth proportional to 10,717.44, 16,076.91 and 3,320.94 is: 4,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.44 : 16,076.91 = 3,320.94 : x
  2. Step 2: Convert to fraction form
    10,717.44/16,076.91 = 3,320.94/x
  3. Step 3: Cross multiply
    10,717.44x = 16,076.91 × 3,320.94
  4. Step 4: Simplify right side
    10,717.44x = 53,390,453.50
  5. Step 5: Solve for x
    x = 53,390,453.50/10,717.44
  6. Step 6: Final answer
    x = 4,981.64

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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.