Home / 1,612.14-2,418.21-1,368.06

Finding the Fourth Proportional to 1,612.14, 2,418.21 and 1,368.06

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Solution

The fourth proportional to 1,612.14, 2,418.21 and 1,368.06 is: 2,052.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.14 : 2,418.21 = 1,368.06 : x
  2. Step 2: Convert to fraction form
    1,612.14/2,418.21 = 1,368.06/x
  3. Step 3: Cross multiply
    1,612.14x = 2,418.21 × 1,368.06
  4. Step 4: Simplify right side
    1,612.14x = 3,308,256.37
  5. Step 5: Solve for x
    x = 3,308,256.37/1,612.14
  6. Step 6: Final answer
    x = 2,052.09

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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.