Home / 4,406.12-6,601.74-2,181.98

Finding the Fourth Proportional to 4,406.12, 6,601.74 and 2,181.98

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Solution

The fourth proportional to 4,406.12, 6,601.74 and 2,181.98 is: 3,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.12 : 6,601.74 = 2,181.98 : x
  2. Step 2: Convert to fraction form
    4,406.12/6,601.74 = 2,181.98/x
  3. Step 3: Cross multiply
    4,406.12x = 6,601.74 × 2,181.98
  4. Step 4: Simplify right side
    4,406.12x = 14,404,864.65
  5. Step 5: Solve for x
    x = 14,404,864.65/4,406.12
  6. Step 6: Final answer
    x = 3,269.29

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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.