Home / 3,385.95-5,075.46-2,290.43

Finding the Fourth Proportional to 3,385.95, 5,075.46 and 2,290.43

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Solution

The fourth proportional to 3,385.95, 5,075.46 and 2,290.43 is: 3,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.95 : 5,075.46 = 2,290.43 : x
  2. Step 2: Convert to fraction form
    3,385.95/5,075.46 = 2,290.43/x
  3. Step 3: Cross multiply
    3,385.95x = 5,075.46 × 2,290.43
  4. Step 4: Simplify right side
    3,385.95x = 11,624,960.47
  5. Step 5: Solve for x
    x = 11,624,960.47/3,385.95
  6. Step 6: Final answer
    x = 3,433.29

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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.