Home / 2,431.35-3,647.25-1,463.60

Finding the Fourth Proportional to 2,431.35, 3,647.25 and 1,463.60

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Solution

The fourth proportional to 2,431.35, 3,647.25 and 1,463.60 is: 2,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.35 : 3,647.25 = 1,463.60 : x
  2. Step 2: Convert to fraction form
    2,431.35/3,647.25 = 1,463.60/x
  3. Step 3: Cross multiply
    2,431.35x = 3,647.25 × 1,463.60
  4. Step 4: Simplify right side
    2,431.35x = 5,338,124.22
  5. Step 5: Solve for x
    x = 5,338,124.22/2,431.35
  6. Step 6: Final answer
    x = 2,195.54

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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.