Home / 3,074.94-4,244.84-1,896.70

Finding the Fourth Proportional to 3,074.94, 4,244.84 and 1,896.70

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Solution

The fourth proportional to 3,074.94, 4,244.84 and 1,896.70 is: 2,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.94 : 4,244.84 = 1,896.70 : x
  2. Step 2: Convert to fraction form
    3,074.94/4,244.84 = 1,896.70/x
  3. Step 3: Cross multiply
    3,074.94x = 4,244.84 × 1,896.70
  4. Step 4: Simplify right side
    3,074.94x = 8,051,188.03
  5. Step 5: Solve for x
    x = 8,051,188.03/3,074.94
  6. Step 6: Final answer
    x = 2,618.32

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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.