Home / 9,914.06-13,681.41-5,722.31

Finding the Fourth Proportional to 9,914.06, 13,681.41 and 5,722.31

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Solution

The fourth proportional to 9,914.06, 13,681.41 and 5,722.31 is: 7,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.06 : 13,681.41 = 5,722.31 : x
  2. Step 2: Convert to fraction form
    9,914.06/13,681.41 = 5,722.31/x
  3. Step 3: Cross multiply
    9,914.06x = 13,681.41 × 5,722.31
  4. Step 4: Simplify right side
    9,914.06x = 78,289,282.00
  5. Step 5: Solve for x
    x = 78,289,282.00/9,914.06
  6. Step 6: Final answer
    x = 7,896.79

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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.