Home / 5,909.26-8,864.94-1,960.75

Finding the Fourth Proportional to 5,909.26, 8,864.94 and 1,960.75

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Solution

The fourth proportional to 5,909.26, 8,864.94 and 1,960.75 is: 2,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.26 : 8,864.94 = 1,960.75 : x
  2. Step 2: Convert to fraction form
    5,909.26/8,864.94 = 1,960.75/x
  3. Step 3: Cross multiply
    5,909.26x = 8,864.94 × 1,960.75
  4. Step 4: Simplify right side
    5,909.26x = 17,381,971.70
  5. Step 5: Solve for x
    x = 17,381,971.70/5,909.26
  6. Step 6: Final answer
    x = 2,941.48

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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.