Home / 11,732.05-16,190.23-6,427.05

Finding the Fourth Proportional to 11,732.05, 16,190.23 and 6,427.05

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Solution

The fourth proportional to 11,732.05, 16,190.23 and 6,427.05 is: 8,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.05 : 16,190.23 = 6,427.05 : x
  2. Step 2: Convert to fraction form
    11,732.05/16,190.23 = 6,427.05/x
  3. Step 3: Cross multiply
    11,732.05x = 16,190.23 × 6,427.05
  4. Step 4: Simplify right side
    11,732.05x = 104,055,385.59
  5. Step 5: Solve for x
    x = 104,055,385.59/11,732.05
  6. Step 6: Final answer
    x = 8,869.33

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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.