Home / 3,212.19-4,818.53-1,363.10

Finding the Fourth Proportional to 3,212.19, 4,818.53 and 1,363.10

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Solution

The fourth proportional to 3,212.19, 4,818.53 and 1,363.10 is: 2,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.19 : 4,818.53 = 1,363.10 : x
  2. Step 2: Convert to fraction form
    3,212.19/4,818.53 = 1,363.10/x
  3. Step 3: Cross multiply
    3,212.19x = 4,818.53 × 1,363.10
  4. Step 4: Simplify right side
    3,212.19x = 6,568,138.24
  5. Step 5: Solve for x
    x = 6,568,138.24/3,212.19
  6. Step 6: Final answer
    x = 2,044.75

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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.