Home / 6,943.90-10,399.44-4,745.96

Finding the Fourth Proportional to 6,943.90, 10,399.44 and 4,745.96

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Solution

The fourth proportional to 6,943.90, 10,399.44 and 4,745.96 is: 7,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,943.90 : 10,399.44 = 4,745.96 : x
  2. Step 2: Convert to fraction form
    6,943.90/10,399.44 = 4,745.96/x
  3. Step 3: Cross multiply
    6,943.90x = 10,399.44 × 4,745.96
  4. Step 4: Simplify right side
    6,943.90x = 49,355,326.26
  5. Step 5: Solve for x
    x = 49,355,326.26/6,943.90
  6. Step 6: Final answer
    x = 7,107.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.