Home / 3,948.66-5,922.99-1,609.94

Finding the Fourth Proportional to 3,948.66, 5,922.99 and 1,609.94

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Solution

The fourth proportional to 3,948.66, 5,922.99 and 1,609.94 is: 2,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.66 : 5,922.99 = 1,609.94 : x
  2. Step 2: Convert to fraction form
    3,948.66/5,922.99 = 1,609.94/x
  3. Step 3: Cross multiply
    3,948.66x = 5,922.99 × 1,609.94
  4. Step 4: Simplify right side
    3,948.66x = 9,535,628.91
  5. Step 5: Solve for x
    x = 9,535,628.91/3,948.66
  6. Step 6: Final answer
    x = 2,414.90

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Similar ratio
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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.