Home / 4,429.10-6,647.75-2,239.37

Finding the Fourth Proportional to 4,429.10, 6,647.75 and 2,239.37

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Solution

The fourth proportional to 4,429.10, 6,647.75 and 2,239.37 is: 3,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.10 : 6,647.75 = 2,239.37 : x
  2. Step 2: Convert to fraction form
    4,429.10/6,647.75 = 2,239.37/x
  3. Step 3: Cross multiply
    4,429.10x = 6,647.75 × 2,239.37
  4. Step 4: Simplify right side
    4,429.10x = 14,886,771.92
  5. Step 5: Solve for x
    x = 14,886,771.92/4,429.10
  6. Step 6: Final answer
    x = 3,361.13

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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.