Home / 5,822.96-8,734.56-2,127.95

Finding the Fourth Proportional to 5,822.96, 8,734.56 and 2,127.95

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Solution

The fourth proportional to 5,822.96, 8,734.56 and 2,127.95 is: 3,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.96 : 8,734.56 = 2,127.95 : x
  2. Step 2: Convert to fraction form
    5,822.96/8,734.56 = 2,127.95/x
  3. Step 3: Cross multiply
    5,822.96x = 8,734.56 × 2,127.95
  4. Step 4: Simplify right side
    5,822.96x = 18,586,706.95
  5. Step 5: Solve for x
    x = 18,586,706.95/5,822.96
  6. Step 6: Final answer
    x = 3,191.97

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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.