Home / 3,386.75-5,078.97-1,046.44

Finding the Fourth Proportional to 3,386.75, 5,078.97 and 1,046.44

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Solution

The fourth proportional to 3,386.75, 5,078.97 and 1,046.44 is: 1,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.75 : 5,078.97 = 1,046.44 : x
  2. Step 2: Convert to fraction form
    3,386.75/5,078.97 = 1,046.44/x
  3. Step 3: Cross multiply
    3,386.75x = 5,078.97 × 1,046.44
  4. Step 4: Simplify right side
    3,386.75x = 5,314,847.64
  5. Step 5: Solve for x
    x = 5,314,847.64/3,386.75
  6. Step 6: Final answer
    x = 1,569.31

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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.