Home / 3,029.87-4,541.31-1,386.59

Finding the Fourth Proportional to 3,029.87, 4,541.31 and 1,386.59

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Solution

The fourth proportional to 3,029.87, 4,541.31 and 1,386.59 is: 2,078.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.87 : 4,541.31 = 1,386.59 : x
  2. Step 2: Convert to fraction form
    3,029.87/4,541.31 = 1,386.59/x
  3. Step 3: Cross multiply
    3,029.87x = 4,541.31 × 1,386.59
  4. Step 4: Simplify right side
    3,029.87x = 6,296,912.33
  5. Step 5: Solve for x
    x = 6,296,912.33/3,029.87
  6. Step 6: Final answer
    x = 2,078.28

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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.