Home / 3,370.88-5,059.40-1,728.56

Finding the Fourth Proportional to 3,370.88, 5,059.40 and 1,728.56

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Solution

The fourth proportional to 3,370.88, 5,059.40 and 1,728.56 is: 2,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.88 : 5,059.40 = 1,728.56 : x
  2. Step 2: Convert to fraction form
    3,370.88/5,059.40 = 1,728.56/x
  3. Step 3: Cross multiply
    3,370.88x = 5,059.40 × 1,728.56
  4. Step 4: Simplify right side
    3,370.88x = 8,745,442.52
  5. Step 5: Solve for x
    x = 8,745,442.52/3,370.88
  6. Step 6: Final answer
    x = 2,594.41

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1.5x scale

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.