Home / 4,198.98-6,298.61-1,277.31

Finding the Fourth Proportional to 4,198.98, 6,298.61 and 1,277.31

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Solution

The fourth proportional to 4,198.98, 6,298.61 and 1,277.31 is: 1,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.98 : 6,298.61 = 1,277.31 : x
  2. Step 2: Convert to fraction form
    4,198.98/6,298.61 = 1,277.31/x
  3. Step 3: Cross multiply
    4,198.98x = 6,298.61 × 1,277.31
  4. Step 4: Simplify right side
    4,198.98x = 8,045,271.15
  5. Step 5: Solve for x
    x = 8,045,271.15/4,198.98
  6. Step 6: Final answer
    x = 1,916.01

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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.