Home / 4,969.46-6,855.60-3,080.54

Finding the Fourth Proportional to 4,969.46, 6,855.60 and 3,080.54

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Solution

The fourth proportional to 4,969.46, 6,855.60 and 3,080.54 is: 4,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.46 : 6,855.60 = 3,080.54 : x
  2. Step 2: Convert to fraction form
    4,969.46/6,855.60 = 3,080.54/x
  3. Step 3: Cross multiply
    4,969.46x = 6,855.60 × 3,080.54
  4. Step 4: Simplify right side
    4,969.46x = 21,118,950.02
  5. Step 5: Solve for x
    x = 21,118,950.02/4,969.46
  6. Step 6: Final answer
    x = 4,249.75

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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.