Home / 4,192.85-5,786.86-2,425.50

Finding the Fourth Proportional to 4,192.85, 5,786.86 and 2,425.50

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Solution

The fourth proportional to 4,192.85, 5,786.86 and 2,425.50 is: 3,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.85 : 5,786.86 = 2,425.50 : x
  2. Step 2: Convert to fraction form
    4,192.85/5,786.86 = 2,425.50/x
  3. Step 3: Cross multiply
    4,192.85x = 5,786.86 × 2,425.50
  4. Step 4: Simplify right side
    4,192.85x = 14,036,028.93
  5. Step 5: Solve for x
    x = 14,036,028.93/4,192.85
  6. Step 6: Final answer
    x = 3,347.61

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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.