Home / 6,968.96-9,617.32-3,825.16

Finding the Fourth Proportional to 6,968.96, 9,617.32 and 3,825.16

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Solution

The fourth proportional to 6,968.96, 9,617.32 and 3,825.16 is: 5,278.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.96 : 9,617.32 = 3,825.16 : x
  2. Step 2: Convert to fraction form
    6,968.96/9,617.32 = 3,825.16/x
  3. Step 3: Cross multiply
    6,968.96x = 9,617.32 × 3,825.16
  4. Step 4: Simplify right side
    6,968.96x = 36,787,787.77
  5. Step 5: Solve for x
    x = 36,787,787.77/6,968.96
  6. Step 6: Final answer
    x = 5,278.81

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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.