Home / 3,580.27-5,367.62-1,705.19

Finding the Fourth Proportional to 3,580.27, 5,367.62 and 1,705.19

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Solution

The fourth proportional to 3,580.27, 5,367.62 and 1,705.19 is: 2,556.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.27 : 5,367.62 = 1,705.19 : x
  2. Step 2: Convert to fraction form
    3,580.27/5,367.62 = 1,705.19/x
  3. Step 3: Cross multiply
    3,580.27x = 5,367.62 × 1,705.19
  4. Step 4: Simplify right side
    3,580.27x = 9,152,811.95
  5. Step 5: Solve for x
    x = 9,152,811.95/3,580.27
  6. Step 6: Final answer
    x = 2,556.46

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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.