Home / 3,692.80-5,544.40-2,960.08

Finding the Fourth Proportional to 3,692.80, 5,544.40 and 2,960.08

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Solution

The fourth proportional to 3,692.80, 5,544.40 and 2,960.08 is: 4,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.80 : 5,544.40 = 2,960.08 : x
  2. Step 2: Convert to fraction form
    3,692.80/5,544.40 = 2,960.08/x
  3. Step 3: Cross multiply
    3,692.80x = 5,544.40 × 2,960.08
  4. Step 4: Simplify right side
    3,692.80x = 16,411,867.55
  5. Step 5: Solve for x
    x = 16,411,867.55/3,692.80
  6. Step 6: Final answer
    x = 4,444.29

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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.