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Finding the Fourth Proportional to 2,001.30, 3,003.03 and 906.45

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Solution

The fourth proportional to 2,001.30, 3,003.03 and 906.45 is: 1,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.30 : 3,003.03 = 906.45 : x
  2. Step 2: Convert to fraction form
    2,001.30/3,003.03 = 906.45/x
  3. Step 3: Cross multiply
    2,001.30x = 3,003.03 × 906.45
  4. Step 4: Simplify right side
    2,001.30x = 2,722,096.54
  5. Step 5: Solve for x
    x = 2,722,096.54/2,001.30
  6. Step 6: Final answer
    x = 1,360.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.