Home / 5,806.42-8,705.66-2,684.68

Finding the Fourth Proportional to 5,806.42, 8,705.66 and 2,684.68

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Solution

The fourth proportional to 5,806.42, 8,705.66 and 2,684.68 is: 4,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.42 : 8,705.66 = 2,684.68 : x
  2. Step 2: Convert to fraction form
    5,806.42/8,705.66 = 2,684.68/x
  3. Step 3: Cross multiply
    5,806.42x = 8,705.66 × 2,684.68
  4. Step 4: Simplify right side
    5,806.42x = 23,371,911.29
  5. Step 5: Solve for x
    x = 23,371,911.29/5,806.42
  6. Step 6: Final answer
    x = 4,025.18

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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.