Home / 6,837.76-9,435.98-3,853.54

Finding the Fourth Proportional to 6,837.76, 9,435.98 and 3,853.54

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Solution

The fourth proportional to 6,837.76, 9,435.98 and 3,853.54 is: 5,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.76 : 9,435.98 = 3,853.54 : x
  2. Step 2: Convert to fraction form
    6,837.76/9,435.98 = 3,853.54/x
  3. Step 3: Cross multiply
    6,837.76x = 9,435.98 × 3,853.54
  4. Step 4: Simplify right side
    6,837.76x = 36,361,912.41
  5. Step 5: Solve for x
    x = 36,361,912.41/6,837.76
  6. Step 6: Final answer
    x = 5,317.81

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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.