Home / 11,285.07-16,922.27-3,384.54

Finding the Fourth Proportional to 11,285.07, 16,922.27 and 3,384.54

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Solution

The fourth proportional to 11,285.07, 16,922.27 and 3,384.54 is: 5,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.07 : 16,922.27 = 3,384.54 : x
  2. Step 2: Convert to fraction form
    11,285.07/16,922.27 = 3,384.54/x
  3. Step 3: Cross multiply
    11,285.07x = 16,922.27 × 3,384.54
  4. Step 4: Simplify right side
    11,285.07x = 57,274,082.78
  5. Step 5: Solve for x
    x = 57,274,082.78/11,285.07
  6. Step 6: Final answer
    x = 5,075.21

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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.