Home / 5,711.44-8,568.40-1,816.08

Finding the Fourth Proportional to 5,711.44, 8,568.40 and 1,816.08

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Solution

The fourth proportional to 5,711.44, 8,568.40 and 1,816.08 is: 2,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.44 : 8,568.40 = 1,816.08 : x
  2. Step 2: Convert to fraction form
    5,711.44/8,568.40 = 1,816.08/x
  3. Step 3: Cross multiply
    5,711.44x = 8,568.40 × 1,816.08
  4. Step 4: Simplify right side
    5,711.44x = 15,560,899.87
  5. Step 5: Solve for x
    x = 15,560,899.87/5,711.44
  6. Step 6: Final answer
    x = 2,724.51

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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.