Home / 4,427.08-6,640.82-1,465.54

Finding the Fourth Proportional to 4,427.08, 6,640.82 and 1,465.54

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Solution

The fourth proportional to 4,427.08, 6,640.82 and 1,465.54 is: 2,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.08 : 6,640.82 = 1,465.54 : x
  2. Step 2: Convert to fraction form
    4,427.08/6,640.82 = 1,465.54/x
  3. Step 3: Cross multiply
    4,427.08x = 6,640.82 × 1,465.54
  4. Step 4: Simplify right side
    4,427.08x = 9,732,387.34
  5. Step 5: Solve for x
    x = 9,732,387.34/4,427.08
  6. Step 6: Final answer
    x = 2,198.38

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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.