Home / 5,528.31-8,286.35-2,240.43

Finding the Fourth Proportional to 5,528.31, 8,286.35 and 2,240.43

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Solution

The fourth proportional to 5,528.31, 8,286.35 and 2,240.43 is: 3,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.31 : 8,286.35 = 2,240.43 : x
  2. Step 2: Convert to fraction form
    5,528.31/8,286.35 = 2,240.43/x
  3. Step 3: Cross multiply
    5,528.31x = 8,286.35 × 2,240.43
  4. Step 4: Simplify right side
    5,528.31x = 18,564,975.93
  5. Step 5: Solve for x
    x = 18,564,975.93/5,528.31
  6. Step 6: Final answer
    x = 3,358.16

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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.