Home / 2,636.26-3,633.85-2,075.84

Finding the Fourth Proportional to 2,636.26, 3,633.85 and 2,075.84

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Solution

The fourth proportional to 2,636.26, 3,633.85 and 2,075.84 is: 2,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.26 : 3,633.85 = 2,075.84 : x
  2. Step 2: Convert to fraction form
    2,636.26/3,633.85 = 2,075.84/x
  3. Step 3: Cross multiply
    2,636.26x = 3,633.85 × 2,075.84
  4. Step 4: Simplify right side
    2,636.26x = 7,543,291.18
  5. Step 5: Solve for x
    x = 7,543,291.18/2,636.26
  6. Step 6: Final answer
    x = 2,861.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.