Home / 3,269.32-4,511.64-1,872.07

Finding the Fourth Proportional to 3,269.32, 4,511.64 and 1,872.07

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Solution

The fourth proportional to 3,269.32, 4,511.64 and 1,872.07 is: 2,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.32 : 4,511.64 = 1,872.07 : x
  2. Step 2: Convert to fraction form
    3,269.32/4,511.64 = 1,872.07/x
  3. Step 3: Cross multiply
    3,269.32x = 4,511.64 × 1,872.07
  4. Step 4: Simplify right side
    3,269.32x = 8,446,105.89
  5. Step 5: Solve for x
    x = 8,446,105.89/3,269.32
  6. Step 6: Final answer
    x = 2,583.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.