Home / 5,165.43-7,743.78-2,241.53

Finding the Fourth Proportional to 5,165.43, 7,743.78 and 2,241.53

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Solution

The fourth proportional to 5,165.43, 7,743.78 and 2,241.53 is: 3,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.43 : 7,743.78 = 2,241.53 : x
  2. Step 2: Convert to fraction form
    5,165.43/7,743.78 = 2,241.53/x
  3. Step 3: Cross multiply
    5,165.43x = 7,743.78 × 2,241.53
  4. Step 4: Simplify right side
    5,165.43x = 17,357,904.23
  5. Step 5: Solve for x
    x = 17,357,904.23/5,165.43
  6. Step 6: Final answer
    x = 3,360.40

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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.