Home / 3,204.70-4,422.50-1,788.34

Finding the Fourth Proportional to 3,204.70, 4,422.50 and 1,788.34

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Solution

The fourth proportional to 3,204.70, 4,422.50 and 1,788.34 is: 2,467.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.70 : 4,422.50 = 1,788.34 : x
  2. Step 2: Convert to fraction form
    3,204.70/4,422.50 = 1,788.34/x
  3. Step 3: Cross multiply
    3,204.70x = 4,422.50 × 1,788.34
  4. Step 4: Simplify right side
    3,204.70x = 7,908,933.65
  5. Step 5: Solve for x
    x = 7,908,933.65/3,204.70
  6. Step 6: Final answer
    x = 2,467.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.