Home / 5,949.63-8,210.39-3,431.75

Finding the Fourth Proportional to 5,949.63, 8,210.39 and 3,431.75

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Solution

The fourth proportional to 5,949.63, 8,210.39 and 3,431.75 is: 4,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,949.63 : 8,210.39 = 3,431.75 : x
  2. Step 2: Convert to fraction form
    5,949.63/8,210.39 = 3,431.75/x
  3. Step 3: Cross multiply
    5,949.63x = 8,210.39 × 3,431.75
  4. Step 4: Simplify right side
    5,949.63x = 28,175,947.67
  5. Step 5: Solve for x
    x = 28,175,947.67/5,949.63
  6. Step 6: Final answer
    x = 4,735.75

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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.