Home / 4,234.35-6,343.32-2,379.81

Finding the Fourth Proportional to 4,234.35, 6,343.32 and 2,379.81

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Solution

The fourth proportional to 4,234.35, 6,343.32 and 2,379.81 is: 3,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.35 : 6,343.32 = 2,379.81 : x
  2. Step 2: Convert to fraction form
    4,234.35/6,343.32 = 2,379.81/x
  3. Step 3: Cross multiply
    4,234.35x = 6,343.32 × 2,379.81
  4. Step 4: Simplify right side
    4,234.35x = 15,095,896.37
  5. Step 5: Solve for x
    x = 15,095,896.37/4,234.35
  6. Step 6: Final answer
    x = 3,565.10

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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.