Home / 6,198.53-9,298.67-1,815.39

Finding the Fourth Proportional to 6,198.53, 9,298.67 and 1,815.39

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Solution

The fourth proportional to 6,198.53, 9,298.67 and 1,815.39 is: 2,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.53 : 9,298.67 = 1,815.39 : x
  2. Step 2: Convert to fraction form
    6,198.53/9,298.67 = 1,815.39/x
  3. Step 3: Cross multiply
    6,198.53x = 9,298.67 × 1,815.39
  4. Step 4: Simplify right side
    6,198.53x = 16,880,703.45
  5. Step 5: Solve for x
    x = 16,880,703.45/6,198.53
  6. Step 6: Final answer
    x = 2,723.34

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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.