Home / 3,465.49-5,189.10-2,075.53

Finding the Fourth Proportional to 3,465.49, 5,189.10 and 2,075.53

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Solution

The fourth proportional to 3,465.49, 5,189.10 and 2,075.53 is: 3,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.49 : 5,189.10 = 2,075.53 : x
  2. Step 2: Convert to fraction form
    3,465.49/5,189.10 = 2,075.53/x
  3. Step 3: Cross multiply
    3,465.49x = 5,189.10 × 2,075.53
  4. Step 4: Simplify right side
    3,465.49x = 10,770,132.72
  5. Step 5: Solve for x
    x = 10,770,132.72/3,465.49
  6. Step 6: Final answer
    x = 3,107.82

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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.