Home / 11,836.15-16,333.78-6,531.01

Finding the Fourth Proportional to 11,836.15, 16,333.78 and 6,531.01

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Solution

The fourth proportional to 11,836.15, 16,333.78 and 6,531.01 is: 9,012.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.15 : 16,333.78 = 6,531.01 : x
  2. Step 2: Convert to fraction form
    11,836.15/16,333.78 = 6,531.01/x
  3. Step 3: Cross multiply
    11,836.15x = 16,333.78 × 6,531.01
  4. Step 4: Simplify right side
    11,836.15x = 106,676,080.52
  5. Step 5: Solve for x
    x = 106,676,080.52/11,836.15
  6. Step 6: Final answer
    x = 9,012.73

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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.