Home / 3,002.27-4,143.56-1,676.06

Finding the Fourth Proportional to 3,002.27, 4,143.56 and 1,676.06

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Solution

The fourth proportional to 3,002.27, 4,143.56 and 1,676.06 is: 2,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.27 : 4,143.56 = 1,676.06 : x
  2. Step 2: Convert to fraction form
    3,002.27/4,143.56 = 1,676.06/x
  3. Step 3: Cross multiply
    3,002.27x = 4,143.56 × 1,676.06
  4. Step 4: Simplify right side
    3,002.27x = 6,944,857.15
  5. Step 5: Solve for x
    x = 6,944,857.15/3,002.27
  6. Step 6: Final answer
    x = 2,313.20

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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.