Home / 5,813.84-8,022.92-3,161.18

Finding the Fourth Proportional to 5,813.84, 8,022.92 and 3,161.18

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Solution

The fourth proportional to 5,813.84, 8,022.92 and 3,161.18 is: 4,362.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.84 : 8,022.92 = 3,161.18 : x
  2. Step 2: Convert to fraction form
    5,813.84/8,022.92 = 3,161.18/x
  3. Step 3: Cross multiply
    5,813.84x = 8,022.92 × 3,161.18
  4. Step 4: Simplify right side
    5,813.84x = 25,361,894.25
  5. Step 5: Solve for x
    x = 25,361,894.25/5,813.84
  6. Step 6: Final answer
    x = 4,362.33

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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.