Home / 3,460.74-5,193.61-1,379.54

Finding the Fourth Proportional to 3,460.74, 5,193.61 and 1,379.54

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Solution

The fourth proportional to 3,460.74, 5,193.61 and 1,379.54 is: 2,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.74 : 5,193.61 = 1,379.54 : x
  2. Step 2: Convert to fraction form
    3,460.74/5,193.61 = 1,379.54/x
  3. Step 3: Cross multiply
    3,460.74x = 5,193.61 × 1,379.54
  4. Step 4: Simplify right side
    3,460.74x = 7,164,792.74
  5. Step 5: Solve for x
    x = 7,164,792.74/3,460.74
  6. Step 6: Final answer
    x = 2,070.31

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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.