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Finding the Fourth Proportional to 2,064.21, 3,096.83 and 603.36

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Solution

The fourth proportional to 2,064.21, 3,096.83 and 603.36 is: 905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.21 : 3,096.83 = 603.36 : x
  2. Step 2: Convert to fraction form
    2,064.21/3,096.83 = 603.36/x
  3. Step 3: Cross multiply
    2,064.21x = 3,096.83 × 603.36
  4. Step 4: Simplify right side
    2,064.21x = 1,868,503.35
  5. Step 5: Solve for x
    x = 1,868,503.35/2,064.21
  6. Step 6: Final answer
    x = 905.19

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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.