Home / 3,692.10-5,084.73-3,611.46

Finding the Fourth Proportional to 3,692.10, 5,084.73 and 3,611.46

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Solution

The fourth proportional to 3,692.10, 5,084.73 and 3,611.46 is: 4,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.10 : 5,084.73 = 3,611.46 : x
  2. Step 2: Convert to fraction form
    3,692.10/5,084.73 = 3,611.46/x
  3. Step 3: Cross multiply
    3,692.10x = 5,084.73 × 3,611.46
  4. Step 4: Simplify right side
    3,692.10x = 18,363,299.01
  5. Step 5: Solve for x
    x = 18,363,299.01/3,692.10
  6. Step 6: Final answer
    x = 4,973.67

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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.