Home / 8,922.24-13,329.09-5,776.62

Finding the Fourth Proportional to 8,922.24, 13,329.09 and 5,776.62

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Solution

The fourth proportional to 8,922.24, 13,329.09 and 5,776.62 is: 8,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.24 : 13,329.09 = 5,776.62 : x
  2. Step 2: Convert to fraction form
    8,922.24/13,329.09 = 5,776.62/x
  3. Step 3: Cross multiply
    8,922.24x = 13,329.09 × 5,776.62
  4. Step 4: Simplify right side
    8,922.24x = 76,997,087.88
  5. Step 5: Solve for x
    x = 76,997,087.88/8,922.24
  6. Step 6: Final answer
    x = 8,629.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.