Home / 2,233.09-3,351.20-916.95

Finding the Fourth Proportional to 2,233.09, 3,351.20 and 916.95

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Solution

The fourth proportional to 2,233.09, 3,351.20 and 916.95 is: 1,376.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.09 : 3,351.20 = 916.95 : x
  2. Step 2: Convert to fraction form
    2,233.09/3,351.20 = 916.95/x
  3. Step 3: Cross multiply
    2,233.09x = 3,351.20 × 916.95
  4. Step 4: Simplify right side
    2,233.09x = 3,072,865.13
  5. Step 5: Solve for x
    x = 3,072,865.13/2,233.09
  6. Step 6: Final answer
    x = 1,376.06

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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.