Home / 7,895.26-11,838.53-3,214.07

Finding the Fourth Proportional to 7,895.26, 11,838.53 and 3,214.07

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Solution

The fourth proportional to 7,895.26, 11,838.53 and 3,214.07 is: 4,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.26 : 11,838.53 = 3,214.07 : x
  2. Step 2: Convert to fraction form
    7,895.26/11,838.53 = 3,214.07/x
  3. Step 3: Cross multiply
    7,895.26x = 11,838.53 × 3,214.07
  4. Step 4: Simplify right side
    7,895.26x = 38,049,804.92
  5. Step 5: Solve for x
    x = 38,049,804.92/7,895.26
  6. Step 6: Final answer
    x = 4,819.33

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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.