Home / 2,075.12-3,112.44-536.24

Finding the Fourth Proportional to 2,075.12, 3,112.44 and 536.24

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Solution

The fourth proportional to 2,075.12, 3,112.44 and 536.24 is: 804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.12 : 3,112.44 = 536.24 : x
  2. Step 2: Convert to fraction form
    2,075.12/3,112.44 = 536.24/x
  3. Step 3: Cross multiply
    2,075.12x = 3,112.44 × 536.24
  4. Step 4: Simplify right side
    2,075.12x = 1,669,014.83
  5. Step 5: Solve for x
    x = 1,669,014.83/2,075.12
  6. Step 6: Final answer
    x = 804.30

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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.