Home / 5,042.77-7,568.70-2,579.29

Finding the Fourth Proportional to 5,042.77, 7,568.70 and 2,579.29

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Solution

The fourth proportional to 5,042.77, 7,568.70 and 2,579.29 is: 3,871.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.77 : 7,568.70 = 2,579.29 : x
  2. Step 2: Convert to fraction form
    5,042.77/7,568.70 = 2,579.29/x
  3. Step 3: Cross multiply
    5,042.77x = 7,568.70 × 2,579.29
  4. Step 4: Simplify right side
    5,042.77x = 19,521,872.22
  5. Step 5: Solve for x
    x = 19,521,872.22/5,042.77
  6. Step 6: Final answer
    x = 3,871.26

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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.