Home / 3,411.10-5,119.53-2,313.82

Finding the Fourth Proportional to 3,411.10, 5,119.53 and 2,313.82

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Solution

The fourth proportional to 3,411.10, 5,119.53 and 2,313.82 is: 3,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.10 : 5,119.53 = 2,313.82 : x
  2. Step 2: Convert to fraction form
    3,411.10/5,119.53 = 2,313.82/x
  3. Step 3: Cross multiply
    3,411.10x = 5,119.53 × 2,313.82
  4. Step 4: Simplify right side
    3,411.10x = 11,845,670.90
  5. Step 5: Solve for x
    x = 11,845,670.90/3,411.10
  6. Step 6: Final answer
    x = 3,472.68

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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.