Home / 7,917.57-10,926.24-4,381.01

Finding the Fourth Proportional to 7,917.57, 10,926.24 and 4,381.01

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Solution

The fourth proportional to 7,917.57, 10,926.24 and 4,381.01 is: 6,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.57 : 10,926.24 = 4,381.01 : x
  2. Step 2: Convert to fraction form
    7,917.57/10,926.24 = 4,381.01/x
  3. Step 3: Cross multiply
    7,917.57x = 10,926.24 × 4,381.01
  4. Step 4: Simplify right side
    7,917.57x = 47,867,912.07
  5. Step 5: Solve for x
    x = 47,867,912.07/7,917.57
  6. Step 6: Final answer
    x = 6,045.78

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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.