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Finding the Fourth Proportional to 3,003.00, 4,143.75 and 1,676.76

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Solution

The fourth proportional to 3,003.00, 4,143.75 and 1,676.76 is: 2,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.00 : 4,143.75 = 1,676.76 : x
  2. Step 2: Convert to fraction form
    3,003.00/4,143.75 = 1,676.76/x
  3. Step 3: Cross multiply
    3,003.00x = 4,143.75 × 1,676.76
  4. Step 4: Simplify right side
    3,003.00x = 6,948,052.42
  5. Step 5: Solve for x
    x = 6,948,052.42/3,003.00
  6. Step 6: Final answer
    x = 2,313.71

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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.