Home / 3,168.03-4,749.26-1,218.95

Finding the Fourth Proportional to 3,168.03, 4,749.26 and 1,218.95

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Solution

The fourth proportional to 3,168.03, 4,749.26 and 1,218.95 is: 1,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.03 : 4,749.26 = 1,218.95 : x
  2. Step 2: Convert to fraction form
    3,168.03/4,749.26 = 1,218.95/x
  3. Step 3: Cross multiply
    3,168.03x = 4,749.26 × 1,218.95
  4. Step 4: Simplify right side
    3,168.03x = 5,789,080.64
  5. Step 5: Solve for x
    x = 5,789,080.64/3,168.03
  6. Step 6: Final answer
    x = 1,827.34

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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.