Home / 5,057.02-7,589.79-2,137.42

Finding the Fourth Proportional to 5,057.02, 7,589.79 and 2,137.42

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Solution

The fourth proportional to 5,057.02, 7,589.79 and 2,137.42 is: 3,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.02 : 7,589.79 = 2,137.42 : x
  2. Step 2: Convert to fraction form
    5,057.02/7,589.79 = 2,137.42/x
  3. Step 3: Cross multiply
    5,057.02x = 7,589.79 × 2,137.42
  4. Step 4: Simplify right side
    5,057.02x = 16,222,568.94
  5. Step 5: Solve for x
    x = 16,222,568.94/5,057.02
  6. Step 6: Final answer
    x = 3,207.93

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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.