Home / 2,890.44-3,974.04-2,352.60

Finding the Fourth Proportional to 2,890.44, 3,974.04 and 2,352.60

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Solution

The fourth proportional to 2,890.44, 3,974.04 and 2,352.60 is: 3,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.44 : 3,974.04 = 2,352.60 : x
  2. Step 2: Convert to fraction form
    2,890.44/3,974.04 = 2,352.60/x
  3. Step 3: Cross multiply
    2,890.44x = 3,974.04 × 2,352.60
  4. Step 4: Simplify right side
    2,890.44x = 9,349,326.50
  5. Step 5: Solve for x
    x = 9,349,326.50/2,890.44
  6. Step 6: Final answer
    x = 3,234.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.