Home / 5,718.24-8,576.73-2,019.78

Finding the Fourth Proportional to 5,718.24, 8,576.73 and 2,019.78

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Solution

The fourth proportional to 5,718.24, 8,576.73 and 2,019.78 is: 3,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.24 : 8,576.73 = 2,019.78 : x
  2. Step 2: Convert to fraction form
    5,718.24/8,576.73 = 2,019.78/x
  3. Step 3: Cross multiply
    5,718.24x = 8,576.73 × 2,019.78
  4. Step 4: Simplify right side
    5,718.24x = 17,323,107.72
  5. Step 5: Solve for x
    x = 17,323,107.72/5,718.24
  6. Step 6: Final answer
    x = 3,029.45

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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.