Home / 7,669.26-11,505.75-2,670.93

Finding the Fourth Proportional to 7,669.26, 11,505.75 and 2,670.93

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Solution

The fourth proportional to 7,669.26, 11,505.75 and 2,670.93 is: 4,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.26 : 11,505.75 = 2,670.93 : x
  2. Step 2: Convert to fraction form
    7,669.26/11,505.75 = 2,670.93/x
  3. Step 3: Cross multiply
    7,669.26x = 11,505.75 × 2,670.93
  4. Step 4: Simplify right side
    7,669.26x = 30,731,052.85
  5. Step 5: Solve for x
    x = 30,731,052.85/7,669.26
  6. Step 6: Final answer
    x = 4,007.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.