Home / 6,745.63-9,314.70-4,231.96

Finding the Fourth Proportional to 6,745.63, 9,314.70 and 4,231.96

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Solution

The fourth proportional to 6,745.63, 9,314.70 and 4,231.96 is: 5,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.63 : 9,314.70 = 4,231.96 : x
  2. Step 2: Convert to fraction form
    6,745.63/9,314.70 = 4,231.96/x
  3. Step 3: Cross multiply
    6,745.63x = 9,314.70 × 4,231.96
  4. Step 4: Simplify right side
    6,745.63x = 39,419,437.81
  5. Step 5: Solve for x
    x = 39,419,437.81/6,745.63
  6. Step 6: Final answer
    x = 5,843.70

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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.