Home / 8,825.43-13,242.76-3,561.75

Finding the Fourth Proportional to 8,825.43, 13,242.76 and 3,561.75

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Solution

The fourth proportional to 8,825.43, 13,242.76 and 3,561.75 is: 5,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.43 : 13,242.76 = 3,561.75 : x
  2. Step 2: Convert to fraction form
    8,825.43/13,242.76 = 3,561.75/x
  3. Step 3: Cross multiply
    8,825.43x = 13,242.76 × 3,561.75
  4. Step 4: Simplify right side
    8,825.43x = 47,167,376.23
  5. Step 5: Solve for x
    x = 47,167,376.23/8,825.43
  6. Step 6: Final answer
    x = 5,344.49

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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.