Home / 6,839.72-10,255.47-2,674.77

Finding the Fourth Proportional to 6,839.72, 10,255.47 and 2,674.77

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Solution

The fourth proportional to 6,839.72, 10,255.47 and 2,674.77 is: 4,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.72 : 10,255.47 = 2,674.77 : x
  2. Step 2: Convert to fraction form
    6,839.72/10,255.47 = 2,674.77/x
  3. Step 3: Cross multiply
    6,839.72x = 10,255.47 × 2,674.77
  4. Step 4: Simplify right side
    6,839.72x = 27,431,023.49
  5. Step 5: Solve for x
    x = 27,431,023.49/6,839.72
  6. Step 6: Final answer
    x = 4,010.55

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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.