Home / 8,947.26-13,396.86-5,817.96

Finding the Fourth Proportional to 8,947.26, 13,396.86 and 5,817.96

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Solution

The fourth proportional to 8,947.26, 13,396.86 and 5,817.96 is: 8,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.26 : 13,396.86 = 5,817.96 : x
  2. Step 2: Convert to fraction form
    8,947.26/13,396.86 = 5,817.96/x
  3. Step 3: Cross multiply
    8,947.26x = 13,396.86 × 5,817.96
  4. Step 4: Simplify right side
    8,947.26x = 77,942,395.61
  5. Step 5: Solve for x
    x = 77,942,395.61/8,947.26
  6. Step 6: Final answer
    x = 8,711.31

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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.