Home / 2,063.88-2,847.33-1,317.65

Finding the Fourth Proportional to 2,063.88, 2,847.33 and 1,317.65

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Solution

The fourth proportional to 2,063.88, 2,847.33 and 1,317.65 is: 1,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.88 : 2,847.33 = 1,317.65 : x
  2. Step 2: Convert to fraction form
    2,063.88/2,847.33 = 1,317.65/x
  3. Step 3: Cross multiply
    2,063.88x = 2,847.33 × 1,317.65
  4. Step 4: Simplify right side
    2,063.88x = 3,751,770.14
  5. Step 5: Solve for x
    x = 3,751,770.14/2,063.88
  6. Step 6: Final answer
    x = 1,817.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.