Home / 11,667.07-16,100.66-6,361.93

Finding the Fourth Proportional to 11,667.07, 16,100.66 and 6,361.93

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Solution

The fourth proportional to 11,667.07, 16,100.66 and 6,361.93 is: 8,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.07 : 16,100.66 = 6,361.93 : x
  2. Step 2: Convert to fraction form
    11,667.07/16,100.66 = 6,361.93/x
  3. Step 3: Cross multiply
    11,667.07x = 16,100.66 × 6,361.93
  4. Step 4: Simplify right side
    11,667.07x = 102,431,271.87
  5. Step 5: Solve for x
    x = 102,431,271.87/11,667.07
  6. Step 6: Final answer
    x = 8,779.52

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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.