Home / 3,465.55-5,189.20-2,075.59

Finding the Fourth Proportional to 3,465.55, 5,189.20 and 2,075.59

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Solution

The fourth proportional to 3,465.55, 5,189.20 and 2,075.59 is: 3,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.55 : 5,189.20 = 2,075.59 : x
  2. Step 2: Convert to fraction form
    3,465.55/5,189.20 = 2,075.59/x
  3. Step 3: Cross multiply
    3,465.55x = 5,189.20 × 2,075.59
  4. Step 4: Simplify right side
    3,465.55x = 10,770,651.63
  5. Step 5: Solve for x
    x = 10,770,651.63/3,465.55
  6. Step 6: Final answer
    x = 3,107.92

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1.5x scale

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.