Home / 3,677.08-5,515.86-2,692.84

Finding the Fourth Proportional to 3,677.08, 5,515.86 and 2,692.84

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Solution

The fourth proportional to 3,677.08, 5,515.86 and 2,692.84 is: 4,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.08 : 5,515.86 = 2,692.84 : x
  2. Step 2: Convert to fraction form
    3,677.08/5,515.86 = 2,692.84/x
  3. Step 3: Cross multiply
    3,677.08x = 5,515.86 × 2,692.84
  4. Step 4: Simplify right side
    3,677.08x = 14,853,328.44
  5. Step 5: Solve for x
    x = 14,853,328.44/3,677.08
  6. Step 6: Final answer
    x = 4,039.44

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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.