Home / 2,181.36-3,269.34-1,024.68

Finding the Fourth Proportional to 2,181.36, 3,269.34 and 1,024.68

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Solution

The fourth proportional to 2,181.36, 3,269.34 and 1,024.68 is: 1,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.36 : 3,269.34 = 1,024.68 : x
  2. Step 2: Convert to fraction form
    2,181.36/3,269.34 = 1,024.68/x
  3. Step 3: Cross multiply
    2,181.36x = 3,269.34 × 1,024.68
  4. Step 4: Simplify right side
    2,181.36x = 3,350,027.31
  5. Step 5: Solve for x
    x = 3,350,027.31/2,181.36
  6. Step 6: Final answer
    x = 1,535.75

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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.