Home / 6,837.16-9,435.87-3,853.57

Finding the Fourth Proportional to 6,837.16, 9,435.87 and 3,853.57

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Solution

The fourth proportional to 6,837.16, 9,435.87 and 3,853.57 is: 5,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.16 : 9,435.87 = 3,853.57 : x
  2. Step 2: Convert to fraction form
    6,837.16/9,435.87 = 3,853.57/x
  3. Step 3: Cross multiply
    6,837.16x = 9,435.87 × 3,853.57
  4. Step 4: Simplify right side
    6,837.16x = 36,361,785.56
  5. Step 5: Solve for x
    x = 36,361,785.56/6,837.16
  6. Step 6: Final answer
    x = 5,318.26

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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.