Home / 6,825.06-9,416.25-4,173.12

Finding the Fourth Proportional to 6,825.06, 9,416.25 and 4,173.12

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Solution

The fourth proportional to 6,825.06, 9,416.25 and 4,173.12 is: 5,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.06 : 9,416.25 = 4,173.12 : x
  2. Step 2: Convert to fraction form
    6,825.06/9,416.25 = 4,173.12/x
  3. Step 3: Cross multiply
    6,825.06x = 9,416.25 × 4,173.12
  4. Step 4: Simplify right side
    6,825.06x = 39,295,141.20
  5. Step 5: Solve for x
    x = 39,295,141.20/6,825.06
  6. Step 6: Final answer
    x = 5,757.48

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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.