Home / 6,336.14-8,742.38-3,817.58

Finding the Fourth Proportional to 6,336.14, 8,742.38 and 3,817.58

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Solution

The fourth proportional to 6,336.14, 8,742.38 and 3,817.58 is: 5,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.14 : 8,742.38 = 3,817.58 : x
  2. Step 2: Convert to fraction form
    6,336.14/8,742.38 = 3,817.58/x
  3. Step 3: Cross multiply
    6,336.14x = 8,742.38 × 3,817.58
  4. Step 4: Simplify right side
    6,336.14x = 33,374,735.04
  5. Step 5: Solve for x
    x = 33,374,735.04/6,336.14
  6. Step 6: Final answer
    x = 5,267.36

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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.