Home / 2,184.25-3,014.26-1,189.54

Finding the Fourth Proportional to 2,184.25, 3,014.26 and 1,189.54

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Solution

The fourth proportional to 2,184.25, 3,014.26 and 1,189.54 is: 1,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.25 : 3,014.26 = 1,189.54 : x
  2. Step 2: Convert to fraction form
    2,184.25/3,014.26 = 1,189.54/x
  3. Step 3: Cross multiply
    2,184.25x = 3,014.26 × 1,189.54
  4. Step 4: Simplify right side
    2,184.25x = 3,585,567.77
  5. Step 5: Solve for x
    x = 3,585,567.77/2,184.25
  6. Step 6: Final answer
    x = 1,641.56

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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.