Home / 4,227.08-6,318.43-2,986.16

Finding the Fourth Proportional to 4,227.08, 6,318.43 and 2,986.16

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Solution

The fourth proportional to 4,227.08, 6,318.43 and 2,986.16 is: 4,463.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.08 : 6,318.43 = 2,986.16 : x
  2. Step 2: Convert to fraction form
    4,227.08/6,318.43 = 2,986.16/x
  3. Step 3: Cross multiply
    4,227.08x = 6,318.43 × 2,986.16
  4. Step 4: Simplify right side
    4,227.08x = 18,867,842.93
  5. Step 5: Solve for x
    x = 18,867,842.93/4,227.08
  6. Step 6: Final answer
    x = 4,463.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.