Home / 11,368.73-15,689.09-6,333.84

Finding the Fourth Proportional to 11,368.73, 15,689.09 and 6,333.84

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Solution

The fourth proportional to 11,368.73, 15,689.09 and 6,333.84 is: 8,740.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.73 : 15,689.09 = 6,333.84 : x
  2. Step 2: Convert to fraction form
    11,368.73/15,689.09 = 6,333.84/x
  3. Step 3: Cross multiply
    11,368.73x = 15,689.09 × 6,333.84
  4. Step 4: Simplify right side
    11,368.73x = 99,372,201.64
  5. Step 5: Solve for x
    x = 99,372,201.64/11,368.73
  6. Step 6: Final answer
    x = 8,740.83

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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.