Home / 3,193.74-4,790.70-1,342.80

Finding the Fourth Proportional to 3,193.74, 4,790.70 and 1,342.80

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Solution

The fourth proportional to 3,193.74, 4,790.70 and 1,342.80 is: 2,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.74 : 4,790.70 = 1,342.80 : x
  2. Step 2: Convert to fraction form
    3,193.74/4,790.70 = 1,342.80/x
  3. Step 3: Cross multiply
    3,193.74x = 4,790.70 × 1,342.80
  4. Step 4: Simplify right side
    3,193.74x = 6,432,951.96
  5. Step 5: Solve for x
    x = 6,432,951.96/3,193.74
  6. Step 6: Final answer
    x = 2,014.24

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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.