Home / 4,211.02-6,311.94-1,613.36

Finding the Fourth Proportional to 4,211.02, 6,311.94 and 1,613.36

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Solution

The fourth proportional to 4,211.02, 6,311.94 and 1,613.36 is: 2,418.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.02 : 6,311.94 = 1,613.36 : x
  2. Step 2: Convert to fraction form
    4,211.02/6,311.94 = 1,613.36/x
  3. Step 3: Cross multiply
    4,211.02x = 6,311.94 × 1,613.36
  4. Step 4: Simplify right side
    4,211.02x = 10,183,431.52
  5. Step 5: Solve for x
    x = 10,183,431.52/4,211.02
  6. Step 6: Final answer
    x = 2,418.28

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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.