Home / 3,071.22-4,608.46-1,339.98

Finding the Fourth Proportional to 3,071.22, 4,608.46 and 1,339.98

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Solution

The fourth proportional to 3,071.22, 4,608.46 and 1,339.98 is: 2,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.22 : 4,608.46 = 1,339.98 : x
  2. Step 2: Convert to fraction form
    3,071.22/4,608.46 = 1,339.98/x
  3. Step 3: Cross multiply
    3,071.22x = 4,608.46 × 1,339.98
  4. Step 4: Simplify right side
    3,071.22x = 6,175,244.23
  5. Step 5: Solve for x
    x = 6,175,244.23/3,071.22
  6. Step 6: Final answer
    x = 2,010.68

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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.