Home / 6,777.38-9,351.43-3,792.63

Finding the Fourth Proportional to 6,777.38, 9,351.43 and 3,792.63

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Solution

The fourth proportional to 6,777.38, 9,351.43 and 3,792.63 is: 5,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.38 : 9,351.43 = 3,792.63 : x
  2. Step 2: Convert to fraction form
    6,777.38/9,351.43 = 3,792.63/x
  3. Step 3: Cross multiply
    6,777.38x = 9,351.43 × 3,792.63
  4. Step 4: Simplify right side
    6,777.38x = 35,466,513.96
  5. Step 5: Solve for x
    x = 35,466,513.96/6,777.38
  6. Step 6: Final answer
    x = 5,233.07

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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.