Home / 4,190.44-5,775.46-3,707.72

Finding the Fourth Proportional to 4,190.44, 5,775.46 and 3,707.72

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Solution

The fourth proportional to 4,190.44, 5,775.46 and 3,707.72 is: 5,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.44 : 5,775.46 = 3,707.72 : x
  2. Step 2: Convert to fraction form
    4,190.44/5,775.46 = 3,707.72/x
  3. Step 3: Cross multiply
    4,190.44x = 5,775.46 × 3,707.72
  4. Step 4: Simplify right side
    4,190.44x = 21,413,788.55
  5. Step 5: Solve for x
    x = 21,413,788.55/4,190.44
  6. Step 6: Final answer
    x = 5,110.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.