Home / 6,321.96-9,499.74-3,402.36

Finding the Fourth Proportional to 6,321.96, 9,499.74 and 3,402.36

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Solution

The fourth proportional to 6,321.96, 9,499.74 and 3,402.36 is: 5,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.96 : 9,499.74 = 3,402.36 : x
  2. Step 2: Convert to fraction form
    6,321.96/9,499.74 = 3,402.36/x
  3. Step 3: Cross multiply
    6,321.96x = 9,499.74 × 3,402.36
  4. Step 4: Simplify right side
    6,321.96x = 32,321,535.39
  5. Step 5: Solve for x
    x = 32,321,535.39/6,321.96
  6. Step 6: Final answer
    x = 5,112.58

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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.