Home / 7,814.50-11,723.67-2,342.50

Finding the Fourth Proportional to 7,814.50, 11,723.67 and 2,342.50

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Solution

The fourth proportional to 7,814.50, 11,723.67 and 2,342.50 is: 3,514.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.50 : 11,723.67 = 2,342.50 : x
  2. Step 2: Convert to fraction form
    7,814.50/11,723.67 = 2,342.50/x
  3. Step 3: Cross multiply
    7,814.50x = 11,723.67 × 2,342.50
  4. Step 4: Simplify right side
    7,814.50x = 27,462,696.98
  5. Step 5: Solve for x
    x = 27,462,696.98/7,814.50
  6. Step 6: Final answer
    x = 3,514.33

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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.