Home / 3,896.19-5,373.95-3,767.67

Finding the Fourth Proportional to 3,896.19, 5,373.95 and 3,767.67

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Solution

The fourth proportional to 3,896.19, 5,373.95 and 3,767.67 is: 5,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.19 : 5,373.95 = 3,767.67 : x
  2. Step 2: Convert to fraction form
    3,896.19/5,373.95 = 3,767.67/x
  3. Step 3: Cross multiply
    3,896.19x = 5,373.95 × 3,767.67
  4. Step 4: Simplify right side
    3,896.19x = 20,247,251.36
  5. Step 5: Solve for x
    x = 20,247,251.36/3,896.19
  6. Step 6: Final answer
    x = 5,196.68

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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.