Home / 6,809.37-9,396.98-3,825.12

Finding the Fourth Proportional to 6,809.37, 9,396.98 and 3,825.12

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Solution

The fourth proportional to 6,809.37, 9,396.98 and 3,825.12 is: 5,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.37 : 9,396.98 = 3,825.12 : x
  2. Step 2: Convert to fraction form
    6,809.37/9,396.98 = 3,825.12/x
  3. Step 3: Cross multiply
    6,809.37x = 9,396.98 × 3,825.12
  4. Step 4: Simplify right side
    6,809.37x = 35,944,606.59
  5. Step 5: Solve for x
    x = 35,944,606.59/6,809.37
  6. Step 6: Final answer
    x = 5,278.70

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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.