Home / 7,722.06-10,656.51-4,185.33

Finding the Fourth Proportional to 7,722.06, 10,656.51 and 4,185.33

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Solution

The fourth proportional to 7,722.06, 10,656.51 and 4,185.33 is: 5,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.06 : 10,656.51 = 4,185.33 : x
  2. Step 2: Convert to fraction form
    7,722.06/10,656.51 = 4,185.33/x
  3. Step 3: Cross multiply
    7,722.06x = 10,656.51 × 4,185.33
  4. Step 4: Simplify right side
    7,722.06x = 44,601,011.00
  5. Step 5: Solve for x
    x = 44,601,011.00/7,722.06
  6. Step 6: Final answer
    x = 5,775.79

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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.