Home / 3,309.42-4,965.27-2,075.36

Finding the Fourth Proportional to 3,309.42, 4,965.27 and 2,075.36

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Solution

The fourth proportional to 3,309.42, 4,965.27 and 2,075.36 is: 3,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.42 : 4,965.27 = 2,075.36 : x
  2. Step 2: Convert to fraction form
    3,309.42/4,965.27 = 2,075.36/x
  3. Step 3: Cross multiply
    3,309.42x = 4,965.27 × 2,075.36
  4. Step 4: Simplify right side
    3,309.42x = 10,304,690.14
  5. Step 5: Solve for x
    x = 10,304,690.14/3,309.42
  6. Step 6: Final answer
    x = 3,113.74

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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.