Home / 2,986.83-4,478.72-1,341.97

Finding the Fourth Proportional to 2,986.83, 4,478.72 and 1,341.97

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Solution

The fourth proportional to 2,986.83, 4,478.72 and 1,341.97 is: 2,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.83 : 4,478.72 = 1,341.97 : x
  2. Step 2: Convert to fraction form
    2,986.83/4,478.72 = 1,341.97/x
  3. Step 3: Cross multiply
    2,986.83x = 4,478.72 × 1,341.97
  4. Step 4: Simplify right side
    2,986.83x = 6,010,289.97
  5. Step 5: Solve for x
    x = 6,010,289.97/2,986.83
  6. Step 6: Final answer
    x = 2,012.26

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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.