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Finding the Fourth Proportional to 2,064.61, 3,096.88 and 504.61

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Solution

The fourth proportional to 2,064.61, 3,096.88 and 504.61 is: 756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.61 : 3,096.88 = 504.61 : x
  2. Step 2: Convert to fraction form
    2,064.61/3,096.88 = 504.61/x
  3. Step 3: Cross multiply
    2,064.61x = 3,096.88 × 504.61
  4. Step 4: Simplify right side
    2,064.61x = 1,562,716.62
  5. Step 5: Solve for x
    x = 1,562,716.62/2,064.61
  6. Step 6: Final answer
    x = 756.91

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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.