Home / 11,982.70-16,534.18-6,945.93

Finding the Fourth Proportional to 11,982.70, 16,534.18 and 6,945.93

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Solution

The fourth proportional to 11,982.70, 16,534.18 and 6,945.93 is: 9,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.70 : 16,534.18 = 6,945.93 : x
  2. Step 2: Convert to fraction form
    11,982.70/16,534.18 = 6,945.93/x
  3. Step 3: Cross multiply
    11,982.70x = 16,534.18 × 6,945.93
  4. Step 4: Simplify right side
    11,982.70x = 114,845,222.16
  5. Step 5: Solve for x
    x = 114,845,222.16/11,982.70
  6. Step 6: Final answer
    x = 9,584.26

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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.