Home / 2,722.29-4,075.69-1,795.02

Finding the Fourth Proportional to 2,722.29, 4,075.69 and 1,795.02

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Solution

The fourth proportional to 2,722.29, 4,075.69 and 1,795.02 is: 2,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.29 : 4,075.69 = 1,795.02 : x
  2. Step 2: Convert to fraction form
    2,722.29/4,075.69 = 1,795.02/x
  3. Step 3: Cross multiply
    2,722.29x = 4,075.69 × 1,795.02
  4. Step 4: Simplify right side
    2,722.29x = 7,315,923.61
  5. Step 5: Solve for x
    x = 7,315,923.61/2,722.29
  6. Step 6: Final answer
    x = 2,687.42

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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.