Home / 3,370.64-5,056.94-1,728.33

Finding the Fourth Proportional to 3,370.64, 5,056.94 and 1,728.33

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Solution

The fourth proportional to 3,370.64, 5,056.94 and 1,728.33 is: 2,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.64 : 5,056.94 = 1,728.33 : x
  2. Step 2: Convert to fraction form
    3,370.64/5,056.94 = 1,728.33/x
  3. Step 3: Cross multiply
    3,370.64x = 5,056.94 × 1,728.33
  4. Step 4: Simplify right side
    3,370.64x = 8,740,027.18
  5. Step 5: Solve for x
    x = 8,740,027.18/3,370.64
  6. Step 6: Final answer
    x = 2,592.99

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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.