Home / 6,121.64-8,447.93-3,327.14

Finding the Fourth Proportional to 6,121.64, 8,447.93 and 3,327.14

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Solution

The fourth proportional to 6,121.64, 8,447.93 and 3,327.14 is: 4,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.64 : 8,447.93 = 3,327.14 : x
  2. Step 2: Convert to fraction form
    6,121.64/8,447.93 = 3,327.14/x
  3. Step 3: Cross multiply
    6,121.64x = 8,447.93 × 3,327.14
  4. Step 4: Simplify right side
    6,121.64x = 28,107,386.94
  5. Step 5: Solve for x
    x = 28,107,386.94/6,121.64
  6. Step 6: Final answer
    x = 4,591.48

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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.