Home / 4,838.56-6,676.68-2,742.64

Finding the Fourth Proportional to 4,838.56, 6,676.68 and 2,742.64

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Solution

The fourth proportional to 4,838.56, 6,676.68 and 2,742.64 is: 3,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.56 : 6,676.68 = 2,742.64 : x
  2. Step 2: Convert to fraction form
    4,838.56/6,676.68 = 2,742.64/x
  3. Step 3: Cross multiply
    4,838.56x = 6,676.68 × 2,742.64
  4. Step 4: Simplify right side
    4,838.56x = 18,311,729.64
  5. Step 5: Solve for x
    x = 18,311,729.64/4,838.56
  6. Step 6: Final answer
    x = 3,784.54

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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.