Home / 4,937.87-6,811.57-3,169.75

Finding the Fourth Proportional to 4,937.87, 6,811.57 and 3,169.75

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Solution

The fourth proportional to 4,937.87, 6,811.57 and 3,169.75 is: 4,372.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.87 : 6,811.57 = 3,169.75 : x
  2. Step 2: Convert to fraction form
    4,937.87/6,811.57 = 3,169.75/x
  3. Step 3: Cross multiply
    4,937.87x = 6,811.57 × 3,169.75
  4. Step 4: Simplify right side
    4,937.87x = 21,590,956.12
  5. Step 5: Solve for x
    x = 21,590,956.12/4,937.87
  6. Step 6: Final answer
    x = 4,372.52

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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.