Home / 3,400.14-4,692.22-1,907.98

Finding the Fourth Proportional to 3,400.14, 4,692.22 and 1,907.98

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Solution

The fourth proportional to 3,400.14, 4,692.22 and 1,907.98 is: 2,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.14 : 4,692.22 = 1,907.98 : x
  2. Step 2: Convert to fraction form
    3,400.14/4,692.22 = 1,907.98/x
  3. Step 3: Cross multiply
    3,400.14x = 4,692.22 × 1,907.98
  4. Step 4: Simplify right side
    3,400.14x = 8,952,661.92
  5. Step 5: Solve for x
    x = 8,952,661.92/3,400.14
  6. Step 6: Final answer
    x = 2,633.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.