Home / 11,635.55-16,057.41-6,330.72

Finding the Fourth Proportional to 11,635.55, 16,057.41 and 6,330.72

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Solution

The fourth proportional to 11,635.55, 16,057.41 and 6,330.72 is: 8,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.55 : 16,057.41 = 6,330.72 : x
  2. Step 2: Convert to fraction form
    11,635.55/16,057.41 = 6,330.72/x
  3. Step 3: Cross multiply
    11,635.55x = 16,057.41 × 6,330.72
  4. Step 4: Simplify right side
    11,635.55x = 101,655,003.11
  5. Step 5: Solve for x
    x = 101,655,003.11/11,635.55
  6. Step 6: Final answer
    x = 8,736.59

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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.