Home / 1,801.11-2,698.43-1,674.75

Finding the Fourth Proportional to 1,801.11, 2,698.43 and 1,674.75

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Solution

The fourth proportional to 1,801.11, 2,698.43 and 1,674.75 is: 2,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.11 : 2,698.43 = 1,674.75 : x
  2. Step 2: Convert to fraction form
    1,801.11/2,698.43 = 1,674.75/x
  3. Step 3: Cross multiply
    1,801.11x = 2,698.43 × 1,674.75
  4. Step 4: Simplify right side
    1,801.11x = 4,519,187.27
  5. Step 5: Solve for x
    x = 4,519,187.27/1,801.11
  6. Step 6: Final answer
    x = 2,509.11

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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.