Home / 3,003.21-4,144.16-1,676.73

Finding the Fourth Proportional to 3,003.21, 4,144.16 and 1,676.73

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Solution

The fourth proportional to 3,003.21, 4,144.16 and 1,676.73 is: 2,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.21 : 4,144.16 = 1,676.73 : x
  2. Step 2: Convert to fraction form
    3,003.21/4,144.16 = 1,676.73/x
  3. Step 3: Cross multiply
    3,003.21x = 4,144.16 × 1,676.73
  4. Step 4: Simplify right side
    3,003.21x = 6,948,657.13
  5. Step 5: Solve for x
    x = 6,948,657.13/3,003.21
  6. Step 6: Final answer
    x = 2,313.74

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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.