Home / 3,388.16-4,675.67-1,896.14

Finding the Fourth Proportional to 3,388.16, 4,675.67 and 1,896.14

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Solution

The fourth proportional to 3,388.16, 4,675.67 and 1,896.14 is: 2,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.16 : 4,675.67 = 1,896.14 : x
  2. Step 2: Convert to fraction form
    3,388.16/4,675.67 = 1,896.14/x
  3. Step 3: Cross multiply
    3,388.16x = 4,675.67 × 1,896.14
  4. Step 4: Simplify right side
    3,388.16x = 8,865,692.05
  5. Step 5: Solve for x
    x = 8,865,692.05/3,388.16
  6. Step 6: Final answer
    x = 2,616.67

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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.