Home / 4,220.06-5,825.30-3,777.17

Finding the Fourth Proportional to 4,220.06, 5,825.30 and 3,777.17

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Solution

The fourth proportional to 4,220.06, 5,825.30 and 3,777.17 is: 5,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.06 : 5,825.30 = 3,777.17 : x
  2. Step 2: Convert to fraction form
    4,220.06/5,825.30 = 3,777.17/x
  3. Step 3: Cross multiply
    4,220.06x = 5,825.30 × 3,777.17
  4. Step 4: Simplify right side
    4,220.06x = 22,003,100.39
  5. Step 5: Solve for x
    x = 22,003,100.39/4,220.06
  6. Step 6: Final answer
    x = 5,213.94

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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.