Home / 5,169.24-7,133.22-2,930.94

Finding the Fourth Proportional to 5,169.24, 7,133.22 and 2,930.94

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Solution

The fourth proportional to 5,169.24, 7,133.22 and 2,930.94 is: 4,044.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.24 : 7,133.22 = 2,930.94 : x
  2. Step 2: Convert to fraction form
    5,169.24/7,133.22 = 2,930.94/x
  3. Step 3: Cross multiply
    5,169.24x = 7,133.22 × 2,930.94
  4. Step 4: Simplify right side
    5,169.24x = 20,907,039.83
  5. Step 5: Solve for x
    x = 20,907,039.83/5,169.24
  6. Step 6: Final answer
    x = 4,044.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.