Home / 2,822.06-4,233.06-1,089.48

Finding the Fourth Proportional to 2,822.06, 4,233.06 and 1,089.48

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Solution

The fourth proportional to 2,822.06, 4,233.06 and 1,089.48 is: 1,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.06 : 4,233.06 = 1,089.48 : x
  2. Step 2: Convert to fraction form
    2,822.06/4,233.06 = 1,089.48/x
  3. Step 3: Cross multiply
    2,822.06x = 4,233.06 × 1,089.48
  4. Step 4: Simplify right side
    2,822.06x = 4,611,834.21
  5. Step 5: Solve for x
    x = 4,611,834.21/2,822.06
  6. Step 6: Final answer
    x = 1,634.21

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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.