Home / 3,002.73-4,143.68-1,676.41

Finding the Fourth Proportional to 3,002.73, 4,143.68 and 1,676.41

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Solution

The fourth proportional to 3,002.73, 4,143.68 and 1,676.41 is: 2,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.73 : 4,143.68 = 1,676.41 : x
  2. Step 2: Convert to fraction form
    3,002.73/4,143.68 = 1,676.41/x
  3. Step 3: Cross multiply
    3,002.73x = 4,143.68 × 1,676.41
  4. Step 4: Simplify right side
    3,002.73x = 6,946,487.85
  5. Step 5: Solve for x
    x = 6,946,487.85/3,002.73
  6. Step 6: Final answer
    x = 2,313.39

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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.