Home / 3,784.91-5,222.07-2,192.04

Finding the Fourth Proportional to 3,784.91, 5,222.07 and 2,192.04

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Solution

The fourth proportional to 3,784.91, 5,222.07 and 2,192.04 is: 3,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.91 : 5,222.07 = 2,192.04 : x
  2. Step 2: Convert to fraction form
    3,784.91/5,222.07 = 2,192.04/x
  3. Step 3: Cross multiply
    3,784.91x = 5,222.07 × 2,192.04
  4. Step 4: Simplify right side
    3,784.91x = 11,446,986.32
  5. Step 5: Solve for x
    x = 11,446,986.32/3,784.91
  6. Step 6: Final answer
    x = 3,024.38

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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.