Home / 3,003.08-4,144.08-1,676.72

Finding the Fourth Proportional to 3,003.08, 4,144.08 and 1,676.72

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Solution

The fourth proportional to 3,003.08, 4,144.08 and 1,676.72 is: 2,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.08 : 4,144.08 = 1,676.72 : x
  2. Step 2: Convert to fraction form
    3,003.08/4,144.08 = 1,676.72/x
  3. Step 3: Cross multiply
    3,003.08x = 4,144.08 × 1,676.72
  4. Step 4: Simplify right side
    3,003.08x = 6,948,461.82
  5. Step 5: Solve for x
    x = 6,948,461.82/3,003.08
  6. Step 6: Final answer
    x = 2,313.78

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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.