Home / 5,823.96-8,736.06-2,128.95

Finding the Fourth Proportional to 5,823.96, 8,736.06 and 2,128.95

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Solution

The fourth proportional to 5,823.96, 8,736.06 and 2,128.95 is: 3,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.96 : 8,736.06 = 2,128.95 : x
  2. Step 2: Convert to fraction form
    5,823.96/8,736.06 = 2,128.95/x
  3. Step 3: Cross multiply
    5,823.96x = 8,736.06 × 2,128.95
  4. Step 4: Simplify right side
    5,823.96x = 18,598,634.94
  5. Step 5: Solve for x
    x = 18,598,634.94/5,823.96
  6. Step 6: Final answer
    x = 3,193.47

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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.