Home / 6,414.09-8,851.47-3,761.54

Finding the Fourth Proportional to 6,414.09, 8,851.47 and 3,761.54

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Solution

The fourth proportional to 6,414.09, 8,851.47 and 3,761.54 is: 5,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.09 : 8,851.47 = 3,761.54 : x
  2. Step 2: Convert to fraction form
    6,414.09/8,851.47 = 3,761.54/x
  3. Step 3: Cross multiply
    6,414.09x = 8,851.47 × 3,761.54
  4. Step 4: Simplify right side
    6,414.09x = 33,295,158.46
  5. Step 5: Solve for x
    x = 33,295,158.46/6,414.09
  6. Step 6: Final answer
    x = 5,190.94

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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.