Home / 1,361.16-2,046.96-1,084.14

Finding the Fourth Proportional to 1,361.16, 2,046.96 and 1,084.14

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Solution

The fourth proportional to 1,361.16, 2,046.96 and 1,084.14 is: 1,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361.16 : 2,046.96 = 1,084.14 : x
  2. Step 2: Convert to fraction form
    1,361.16/2,046.96 = 1,084.14/x
  3. Step 3: Cross multiply
    1,361.16x = 2,046.96 × 1,084.14
  4. Step 4: Simplify right side
    1,361.16x = 2,219,191.21
  5. Step 5: Solve for x
    x = 2,219,191.21/1,361.16
  6. Step 6: Final answer
    x = 1,630.37

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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.