Home / 3,260.62-4,499.58-1,768.42

Finding the Fourth Proportional to 3,260.62, 4,499.58 and 1,768.42

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Solution

The fourth proportional to 3,260.62, 4,499.58 and 1,768.42 is: 2,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.62 : 4,499.58 = 1,768.42 : x
  2. Step 2: Convert to fraction form
    3,260.62/4,499.58 = 1,768.42/x
  3. Step 3: Cross multiply
    3,260.62x = 4,499.58 × 1,768.42
  4. Step 4: Simplify right side
    3,260.62x = 7,957,147.26
  5. Step 5: Solve for x
    x = 7,957,147.26/3,260.62
  6. Step 6: Final answer
    x = 2,440.38

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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.