Home / 1,314.19-1,965.46-1,168.96

Finding the Fourth Proportional to 1,314.19, 1,965.46 and 1,168.96

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Solution

The fourth proportional to 1,314.19, 1,965.46 and 1,168.96 is: 1,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314.19 : 1,965.46 = 1,168.96 : x
  2. Step 2: Convert to fraction form
    1,314.19/1,965.46 = 1,168.96/x
  3. Step 3: Cross multiply
    1,314.19x = 1,965.46 × 1,168.96
  4. Step 4: Simplify right side
    1,314.19x = 2,297,544.12
  5. Step 5: Solve for x
    x = 2,297,544.12/1,314.19
  6. Step 6: Final answer
    x = 1,748.26

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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.