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Finding the Fourth Proportional to 2,064.20, 3,096.50 and 603.32

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Solution

The fourth proportional to 2,064.20, 3,096.50 and 603.32 is: 905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.20 : 3,096.50 = 603.32 : x
  2. Step 2: Convert to fraction form
    2,064.20/3,096.50 = 603.32/x
  3. Step 3: Cross multiply
    2,064.20x = 3,096.50 × 603.32
  4. Step 4: Simplify right side
    2,064.20x = 1,868,180.38
  5. Step 5: Solve for x
    x = 1,868,180.38/2,064.20
  6. Step 6: Final answer
    x = 905.04

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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.