Home / 5,947.46-8,208.64-3,431.19

Finding the Fourth Proportional to 5,947.46, 8,208.64 and 3,431.19

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Solution

The fourth proportional to 5,947.46, 8,208.64 and 3,431.19 is: 4,735.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.46 : 8,208.64 = 3,431.19 : x
  2. Step 2: Convert to fraction form
    5,947.46/8,208.64 = 3,431.19/x
  3. Step 3: Cross multiply
    5,947.46x = 8,208.64 × 3,431.19
  4. Step 4: Simplify right side
    5,947.46x = 28,165,438.55
  5. Step 5: Solve for x
    x = 28,165,438.55/5,947.46
  6. Step 6: Final answer
    x = 4,735.71

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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.