Home / 11,285.37-16,916.92-5,351.85

Finding the Fourth Proportional to 11,285.37, 16,916.92 and 5,351.85

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Solution

The fourth proportional to 11,285.37, 16,916.92 and 5,351.85 is: 8,022.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.37 : 16,916.92 = 5,351.85 : x
  2. Step 2: Convert to fraction form
    11,285.37/16,916.92 = 5,351.85/x
  3. Step 3: Cross multiply
    11,285.37x = 16,916.92 × 5,351.85
  4. Step 4: Simplify right side
    11,285.37x = 90,536,804.92
  5. Step 5: Solve for x
    x = 90,536,804.92/11,285.37
  6. Step 6: Final answer
    x = 8,022.49

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1.5x scale

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.