Home / 6,899.54-10,346.74-2,738.30

Finding the Fourth Proportional to 6,899.54, 10,346.74 and 2,738.30

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Solution

The fourth proportional to 6,899.54, 10,346.74 and 2,738.30 is: 4,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.54 : 10,346.74 = 2,738.30 : x
  2. Step 2: Convert to fraction form
    6,899.54/10,346.74 = 2,738.30/x
  3. Step 3: Cross multiply
    6,899.54x = 10,346.74 × 2,738.30
  4. Step 4: Simplify right side
    6,899.54x = 28,332,419.56
  5. Step 5: Solve for x
    x = 28,332,419.56/6,899.54
  6. Step 6: Final answer
    x = 4,106.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.