Home / 3,085.44-4,629.68-1,442.10

Finding the Fourth Proportional to 3,085.44, 4,629.68 and 1,442.10

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Solution

The fourth proportional to 3,085.44, 4,629.68 and 1,442.10 is: 2,163.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.44 : 4,629.68 = 1,442.10 : x
  2. Step 2: Convert to fraction form
    3,085.44/4,629.68 = 1,442.10/x
  3. Step 3: Cross multiply
    3,085.44x = 4,629.68 × 1,442.10
  4. Step 4: Simplify right side
    3,085.44x = 6,676,461.53
  5. Step 5: Solve for x
    x = 6,676,461.53/3,085.44
  6. Step 6: Final answer
    x = 2,163.86

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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.