Home / 11,264.08-16,896.12-5,423.44

Finding the Fourth Proportional to 11,264.08, 16,896.12 and 5,423.44

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Solution

The fourth proportional to 11,264.08, 16,896.12 and 5,423.44 is: 8,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,264.08 : 16,896.12 = 5,423.44 : x
  2. Step 2: Convert to fraction form
    11,264.08/16,896.12 = 5,423.44/x
  3. Step 3: Cross multiply
    11,264.08x = 16,896.12 × 5,423.44
  4. Step 4: Simplify right side
    11,264.08x = 91,635,093.05
  5. Step 5: Solve for x
    x = 91,635,093.05/11,264.08
  6. Step 6: Final answer
    x = 8,135.16

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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.