Home / 3,045.33-4,202.73-2,149.36

Finding the Fourth Proportional to 3,045.33, 4,202.73 and 2,149.36

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Solution

The fourth proportional to 3,045.33, 4,202.73 and 2,149.36 is: 2,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.33 : 4,202.73 = 2,149.36 : x
  2. Step 2: Convert to fraction form
    3,045.33/4,202.73 = 2,149.36/x
  3. Step 3: Cross multiply
    3,045.33x = 4,202.73 × 2,149.36
  4. Step 4: Simplify right side
    3,045.33x = 9,033,185.05
  5. Step 5: Solve for x
    x = 9,033,185.05/3,045.33
  6. Step 6: Final answer
    x = 2,966.24

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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.