Home / 11,213.33-16,832.75-5,672.93

Finding the Fourth Proportional to 11,213.33, 16,832.75 and 5,672.93

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Solution

The fourth proportional to 11,213.33, 16,832.75 and 5,672.93 is: 8,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.33 : 16,832.75 = 5,672.93 : x
  2. Step 2: Convert to fraction form
    11,213.33/16,832.75 = 5,672.93/x
  3. Step 3: Cross multiply
    11,213.33x = 16,832.75 × 5,672.93
  4. Step 4: Simplify right side
    11,213.33x = 95,490,984.09
  5. Step 5: Solve for x
    x = 95,490,984.09/11,213.33
  6. Step 6: Final answer
    x = 8,515.85

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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.