Home / 3,422.88-4,692.75-3,360.60

Finding the Fourth Proportional to 3,422.88, 4,692.75 and 3,360.60

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Solution

The fourth proportional to 3,422.88, 4,692.75 and 3,360.60 is: 4,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.88 : 4,692.75 = 3,360.60 : x
  2. Step 2: Convert to fraction form
    3,422.88/4,692.75 = 3,360.60/x
  3. Step 3: Cross multiply
    3,422.88x = 4,692.75 × 3,360.60
  4. Step 4: Simplify right side
    3,422.88x = 15,770,455.65
  5. Step 5: Solve for x
    x = 15,770,455.65/3,422.88
  6. Step 6: Final answer
    x = 4,607.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.