Home / 1,609.26-2,399.82-1,594.68

Finding the Fourth Proportional to 1,609.26, 2,399.82 and 1,594.68

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Solution

The fourth proportional to 1,609.26, 2,399.82 and 1,594.68 is: 2,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609.26 : 2,399.82 = 1,594.68 : x
  2. Step 2: Convert to fraction form
    1,609.26/2,399.82 = 1,594.68/x
  3. Step 3: Cross multiply
    1,609.26x = 2,399.82 × 1,594.68
  4. Step 4: Simplify right side
    1,609.26x = 3,826,944.96
  5. Step 5: Solve for x
    x = 3,826,944.96/1,609.26
  6. Step 6: Final answer
    x = 2,378.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.