Home / 3,098.94-4,647.90-1,150.70

Finding the Fourth Proportional to 3,098.94, 4,647.90 and 1,150.70

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Solution

The fourth proportional to 3,098.94, 4,647.90 and 1,150.70 is: 1,725.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.94 : 4,647.90 = 1,150.70 : x
  2. Step 2: Convert to fraction form
    3,098.94/4,647.90 = 1,150.70/x
  3. Step 3: Cross multiply
    3,098.94x = 4,647.90 × 1,150.70
  4. Step 4: Simplify right side
    3,098.94x = 5,348,338.53
  5. Step 5: Solve for x
    x = 5,348,338.53/3,098.94
  6. Step 6: Final answer
    x = 1,725.86

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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.