Home / 10,924.07-16,391.57-5,079.92

Finding the Fourth Proportional to 10,924.07, 16,391.57 and 5,079.92

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Solution

The fourth proportional to 10,924.07, 16,391.57 and 5,079.92 is: 7,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924.07 : 16,391.57 = 5,079.92 : x
  2. Step 2: Convert to fraction form
    10,924.07/16,391.57 = 5,079.92/x
  3. Step 3: Cross multiply
    10,924.07x = 16,391.57 × 5,079.92
  4. Step 4: Simplify right side
    10,924.07x = 83,267,756.92
  5. Step 5: Solve for x
    x = 83,267,756.92/10,924.07
  6. Step 6: Final answer
    x = 7,622.42

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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.