Home / 4,192.82-6,292.56-2,220.68

Finding the Fourth Proportional to 4,192.82, 6,292.56 and 2,220.68

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Solution

The fourth proportional to 4,192.82, 6,292.56 and 2,220.68 is: 3,332.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.82 : 6,292.56 = 2,220.68 : x
  2. Step 2: Convert to fraction form
    4,192.82/6,292.56 = 2,220.68/x
  3. Step 3: Cross multiply
    4,192.82x = 6,292.56 × 2,220.68
  4. Step 4: Simplify right side
    4,192.82x = 13,973,762.14
  5. Step 5: Solve for x
    x = 13,973,762.14/4,192.82
  6. Step 6: Final answer
    x = 3,332.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.