Home / 4,192.20-5,784.44-2,699.82

Finding the Fourth Proportional to 4,192.20, 5,784.44 and 2,699.82

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Solution

The fourth proportional to 4,192.20, 5,784.44 and 2,699.82 is: 3,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.20 : 5,784.44 = 2,699.82 : x
  2. Step 2: Convert to fraction form
    4,192.20/5,784.44 = 2,699.82/x
  3. Step 3: Cross multiply
    4,192.20x = 5,784.44 × 2,699.82
  4. Step 4: Simplify right side
    4,192.20x = 15,616,933.30
  5. Step 5: Solve for x
    x = 15,616,933.30/4,192.20
  6. Step 6: Final answer
    x = 3,725.24

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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.