Home / 3,508.44-5,262.75-1,660.42

Finding the Fourth Proportional to 3,508.44, 5,262.75 and 1,660.42

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Solution

The fourth proportional to 3,508.44, 5,262.75 and 1,660.42 is: 2,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.44 : 5,262.75 = 1,660.42 : x
  2. Step 2: Convert to fraction form
    3,508.44/5,262.75 = 1,660.42/x
  3. Step 3: Cross multiply
    3,508.44x = 5,262.75 × 1,660.42
  4. Step 4: Simplify right side
    3,508.44x = 8,738,375.36
  5. Step 5: Solve for x
    x = 8,738,375.36/3,508.44
  6. Step 6: Final answer
    x = 2,490.67

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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.