Home / 6,777.57-9,351.27-4,227.35

Finding the Fourth Proportional to 6,777.57, 9,351.27 and 4,227.35

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Solution

The fourth proportional to 6,777.57, 9,351.27 and 4,227.35 is: 5,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.57 : 9,351.27 = 4,227.35 : x
  2. Step 2: Convert to fraction form
    6,777.57/9,351.27 = 4,227.35/x
  3. Step 3: Cross multiply
    6,777.57x = 9,351.27 × 4,227.35
  4. Step 4: Simplify right side
    6,777.57x = 39,531,091.23
  5. Step 5: Solve for x
    x = 39,531,091.23/6,777.57
  6. Step 6: Final answer
    x = 5,832.63

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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.