Home / 6,892.26-9,511.36-3,907.54

Finding the Fourth Proportional to 6,892.26, 9,511.36 and 3,907.54

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Solution

The fourth proportional to 6,892.26, 9,511.36 and 3,907.54 is: 5,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.26 : 9,511.36 = 3,907.54 : x
  2. Step 2: Convert to fraction form
    6,892.26/9,511.36 = 3,907.54/x
  3. Step 3: Cross multiply
    6,892.26x = 9,511.36 × 3,907.54
  4. Step 4: Simplify right side
    6,892.26x = 37,166,021.77
  5. Step 5: Solve for x
    x = 37,166,021.77/6,892.26
  6. Step 6: Final answer
    x = 5,392.43

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1.5x scale

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.