Home / 3,207.08-4,426.83-1,880.75

Finding the Fourth Proportional to 3,207.08, 4,426.83 and 1,880.75

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Solution

The fourth proportional to 3,207.08, 4,426.83 and 1,880.75 is: 2,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.08 : 4,426.83 = 1,880.75 : x
  2. Step 2: Convert to fraction form
    3,207.08/4,426.83 = 1,880.75/x
  3. Step 3: Cross multiply
    3,207.08x = 4,426.83 × 1,880.75
  4. Step 4: Simplify right side
    3,207.08x = 8,325,771.59
  5. Step 5: Solve for x
    x = 8,325,771.59/3,207.08
  6. Step 6: Final answer
    x = 2,596.06

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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.