Home / 11,836.55-16,333.97-6,531.30

Finding the Fourth Proportional to 11,836.55, 16,333.97 and 6,531.30

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Solution

The fourth proportional to 11,836.55, 16,333.97 and 6,531.30 is: 9,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.55 : 16,333.97 = 6,531.30 : x
  2. Step 2: Convert to fraction form
    11,836.55/16,333.97 = 6,531.30/x
  3. Step 3: Cross multiply
    11,836.55x = 16,333.97 × 6,531.30
  4. Step 4: Simplify right side
    11,836.55x = 106,682,025.60
  5. Step 5: Solve for x
    x = 106,682,025.60/11,836.55
  6. Step 6: Final answer
    x = 9,012.93

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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.