Home / 2,356.90-3,536.66-1,107.27

Finding the Fourth Proportional to 2,356.90, 3,536.66 and 1,107.27

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Solution

The fourth proportional to 2,356.90, 3,536.66 and 1,107.27 is: 1,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.90 : 3,536.66 = 1,107.27 : x
  2. Step 2: Convert to fraction form
    2,356.90/3,536.66 = 1,107.27/x
  3. Step 3: Cross multiply
    2,356.90x = 3,536.66 × 1,107.27
  4. Step 4: Simplify right side
    2,356.90x = 3,916,040.29
  5. Step 5: Solve for x
    x = 3,916,040.29/2,356.90
  6. Step 6: Final answer
    x = 1,661.52

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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.