Home / 2,435.66-3,650.31-1,118.94

Finding the Fourth Proportional to 2,435.66, 3,650.31 and 1,118.94

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Solution

The fourth proportional to 2,435.66, 3,650.31 and 1,118.94 is: 1,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.66 : 3,650.31 = 1,118.94 : x
  2. Step 2: Convert to fraction form
    2,435.66/3,650.31 = 1,118.94/x
  3. Step 3: Cross multiply
    2,435.66x = 3,650.31 × 1,118.94
  4. Step 4: Simplify right side
    2,435.66x = 4,084,477.87
  5. Step 5: Solve for x
    x = 4,084,477.87/2,435.66
  6. Step 6: Final answer
    x = 1,676.95

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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.