Home / 4,192.90-5,785.31-2,700.61

Finding the Fourth Proportional to 4,192.90, 5,785.31 and 2,700.61

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Solution

The fourth proportional to 4,192.90, 5,785.31 and 2,700.61 is: 3,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.90 : 5,785.31 = 2,700.61 : x
  2. Step 2: Convert to fraction form
    4,192.90/5,785.31 = 2,700.61/x
  3. Step 3: Cross multiply
    4,192.90x = 5,785.31 × 2,700.61
  4. Step 4: Simplify right side
    4,192.90x = 15,623,858.33
  5. Step 5: Solve for x
    x = 15,623,858.33/4,192.90
  6. Step 6: Final answer
    x = 3,726.27

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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.