Home / 8,986.26-13,478.94-3,442.26

Finding the Fourth Proportional to 8,986.26, 13,478.94 and 3,442.26

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Solution

The fourth proportional to 8,986.26, 13,478.94 and 3,442.26 is: 5,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.26 : 13,478.94 = 3,442.26 : x
  2. Step 2: Convert to fraction form
    8,986.26/13,478.94 = 3,442.26/x
  3. Step 3: Cross multiply
    8,986.26x = 13,478.94 × 3,442.26
  4. Step 4: Simplify right side
    8,986.26x = 46,398,016.00
  5. Step 5: Solve for x
    x = 46,398,016.00/8,986.26
  6. Step 6: Final answer
    x = 5,163.22

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1.5x scale

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.