Home / 3,096.98-4,646.34-1,318.94

Finding the Fourth Proportional to 3,096.98, 4,646.34 and 1,318.94

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Solution

The fourth proportional to 3,096.98, 4,646.34 and 1,318.94 is: 1,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.98 : 4,646.34 = 1,318.94 : x
  2. Step 2: Convert to fraction form
    3,096.98/4,646.34 = 1,318.94/x
  3. Step 3: Cross multiply
    3,096.98x = 4,646.34 × 1,318.94
  4. Step 4: Simplify right side
    3,096.98x = 6,128,243.68
  5. Step 5: Solve for x
    x = 6,128,243.68/3,096.98
  6. Step 6: Final answer
    x = 1,978.78

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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.