Home / 11,899.28-16,420.56-6,593.96

Finding the Fourth Proportional to 11,899.28, 16,420.56 and 6,593.96

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Solution

The fourth proportional to 11,899.28, 16,420.56 and 6,593.96 is: 9,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.28 : 16,420.56 = 6,593.96 : x
  2. Step 2: Convert to fraction form
    11,899.28/16,420.56 = 6,593.96/x
  3. Step 3: Cross multiply
    11,899.28x = 16,420.56 × 6,593.96
  4. Step 4: Simplify right side
    11,899.28x = 108,276,515.82
  5. Step 5: Solve for x
    x = 108,276,515.82/11,899.28
  6. Step 6: Final answer
    x = 9,099.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.