Home / 6,735.72-9,293.94-3,940.68

Finding the Fourth Proportional to 6,735.72, 9,293.94 and 3,940.68

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Solution

The fourth proportional to 6,735.72, 9,293.94 and 3,940.68 is: 5,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,735.72 : 9,293.94 = 3,940.68 : x
  2. Step 2: Convert to fraction form
    6,735.72/9,293.94 = 3,940.68/x
  3. Step 3: Cross multiply
    6,735.72x = 9,293.94 × 3,940.68
  4. Step 4: Simplify right side
    6,735.72x = 36,624,443.48
  5. Step 5: Solve for x
    x = 36,624,443.48/6,735.72
  6. Step 6: Final answer
    x = 5,437.35

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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.