Home / 3,085.44-4,629.12-2,841.12

Finding the Fourth Proportional to 3,085.44, 4,629.12 and 2,841.12

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Solution

The fourth proportional to 3,085.44, 4,629.12 and 2,841.12 is: 4,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.44 : 4,629.12 = 2,841.12 : x
  2. Step 2: Convert to fraction form
    3,085.44/4,629.12 = 2,841.12/x
  3. Step 3: Cross multiply
    3,085.44x = 4,629.12 × 2,841.12
  4. Step 4: Simplify right side
    3,085.44x = 13,151,885.41
  5. Step 5: Solve for x
    x = 13,151,885.41/3,085.44
  6. Step 6: Final answer
    x = 4,262.56

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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.