Home / 10,106.50-13,947.92-5,914.75

Finding the Fourth Proportional to 10,106.50, 13,947.92 and 5,914.75

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Solution

The fourth proportional to 10,106.50, 13,947.92 and 5,914.75 is: 8,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.50 : 13,947.92 = 5,914.75 : x
  2. Step 2: Convert to fraction form
    10,106.50/13,947.92 = 5,914.75/x
  3. Step 3: Cross multiply
    10,106.50x = 13,947.92 × 5,914.75
  4. Step 4: Simplify right side
    10,106.50x = 82,498,459.82
  5. Step 5: Solve for x
    x = 82,498,459.82/10,106.50
  6. Step 6: Final answer
    x = 8,162.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.