Home / 3,415.17-5,122.36-2,010.43

Finding the Fourth Proportional to 3,415.17, 5,122.36 and 2,010.43

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Solution

The fourth proportional to 3,415.17, 5,122.36 and 2,010.43 is: 3,015.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.17 : 5,122.36 = 2,010.43 : x
  2. Step 2: Convert to fraction form
    3,415.17/5,122.36 = 2,010.43/x
  3. Step 3: Cross multiply
    3,415.17x = 5,122.36 × 2,010.43
  4. Step 4: Simplify right side
    3,415.17x = 10,298,146.21
  5. Step 5: Solve for x
    x = 10,298,146.21/3,415.17
  6. Step 6: Final answer
    x = 3,015.41

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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.