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Finding the Fourth Proportional to 3,026.03, 4,174.03 and 1,905.03

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Solution

The fourth proportional to 3,026.03, 4,174.03 and 1,905.03 is: 2,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.03 : 4,174.03 = 1,905.03 : x
  2. Step 2: Convert to fraction form
    3,026.03/4,174.03 = 1,905.03/x
  3. Step 3: Cross multiply
    3,026.03x = 4,174.03 × 1,905.03
  4. Step 4: Simplify right side
    3,026.03x = 7,951,652.37
  5. Step 5: Solve for x
    x = 7,951,652.37/3,026.03
  6. Step 6: Final answer
    x = 2,627.75

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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.