Home / 11,476.20-15,840.26-6,761.96

Finding the Fourth Proportional to 11,476.20, 15,840.26 and 6,761.96

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Solution

The fourth proportional to 11,476.20, 15,840.26 and 6,761.96 is: 9,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.20 : 15,840.26 = 6,761.96 : x
  2. Step 2: Convert to fraction form
    11,476.20/15,840.26 = 6,761.96/x
  3. Step 3: Cross multiply
    11,476.20x = 15,840.26 × 6,761.96
  4. Step 4: Simplify right side
    11,476.20x = 107,111,204.51
  5. Step 5: Solve for x
    x = 107,111,204.51/11,476.20
  6. Step 6: Final answer
    x = 9,333.33

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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.