Home / 3,212.19-4,818.17-1,362.11

Finding the Fourth Proportional to 3,212.19, 4,818.17 and 1,362.11

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Solution

The fourth proportional to 3,212.19, 4,818.17 and 1,362.11 is: 2,043.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.19 : 4,818.17 = 1,362.11 : x
  2. Step 2: Convert to fraction form
    3,212.19/4,818.17 = 1,362.11/x
  3. Step 3: Cross multiply
    3,212.19x = 4,818.17 × 1,362.11
  4. Step 4: Simplify right side
    3,212.19x = 6,562,877.54
  5. Step 5: Solve for x
    x = 6,562,877.54/3,212.19
  6. Step 6: Final answer
    x = 2,043.12

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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.