Home / 8,938.26-13,412.52-3,744

Finding the Fourth Proportional to 8,938.26, 13,412.52 and 3,744

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Solution

The fourth proportional to 8,938.26, 13,412.52 and 3,744 is: 5,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.26 : 13,412.52 = 3,744 : x
  2. Step 2: Convert to fraction form
    8,938.26/13,412.52 = 3,744/x
  3. Step 3: Cross multiply
    8,938.26x = 13,412.52 × 3,744
  4. Step 4: Simplify right side
    8,938.26x = 50,216,474.88
  5. Step 5: Solve for x
    x = 50,216,474.88/8,938.26
  6. Step 6: Final answer
    x = 5,618.15

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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.