Home / 6,797.45-9,380.75-3,813.55

Finding the Fourth Proportional to 6,797.45, 9,380.75 and 3,813.55

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Solution

The fourth proportional to 6,797.45, 9,380.75 and 3,813.55 is: 5,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.45 : 9,380.75 = 3,813.55 : x
  2. Step 2: Convert to fraction form
    6,797.45/9,380.75 = 3,813.55/x
  3. Step 3: Cross multiply
    6,797.45x = 9,380.75 × 3,813.55
  4. Step 4: Simplify right side
    6,797.45x = 35,773,916.64
  5. Step 5: Solve for x
    x = 35,773,916.64/6,797.45
  6. Step 6: Final answer
    x = 5,262.84

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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.