Home / 4,309.98-6,464.94-1,231.98

Finding the Fourth Proportional to 4,309.98, 6,464.94 and 1,231.98

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Solution

The fourth proportional to 4,309.98, 6,464.94 and 1,231.98 is: 1,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.98 : 6,464.94 = 1,231.98 : x
  2. Step 2: Convert to fraction form
    4,309.98/6,464.94 = 1,231.98/x
  3. Step 3: Cross multiply
    4,309.98x = 6,464.94 × 1,231.98
  4. Step 4: Simplify right side
    4,309.98x = 7,964,676.78
  5. Step 5: Solve for x
    x = 7,964,676.78/4,309.98
  6. Step 6: Final answer
    x = 1,847.96

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1.5x scale

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.