Home / 9,185.12-13,778.96-3,344.48

Finding the Fourth Proportional to 9,185.12, 13,778.96 and 3,344.48

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Solution

The fourth proportional to 9,185.12, 13,778.96 and 3,344.48 is: 5,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.12 : 13,778.96 = 3,344.48 : x
  2. Step 2: Convert to fraction form
    9,185.12/13,778.96 = 3,344.48/x
  3. Step 3: Cross multiply
    9,185.12x = 13,778.96 × 3,344.48
  4. Step 4: Simplify right side
    9,185.12x = 46,083,456.14
  5. Step 5: Solve for x
    x = 46,083,456.14/9,185.12
  6. Step 6: Final answer
    x = 5,017.19

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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.