Home / 2,554.80-3,826.81-1,169.30

Finding the Fourth Proportional to 2,554.80, 3,826.81 and 1,169.30

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Solution

The fourth proportional to 2,554.80, 3,826.81 and 1,169.30 is: 1,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.80 : 3,826.81 = 1,169.30 : x
  2. Step 2: Convert to fraction form
    2,554.80/3,826.81 = 1,169.30/x
  3. Step 3: Cross multiply
    2,554.80x = 3,826.81 × 1,169.30
  4. Step 4: Simplify right side
    2,554.80x = 4,474,688.93
  5. Step 5: Solve for x
    x = 4,474,688.93/2,554.80
  6. Step 6: Final answer
    x = 1,751.48

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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.