Home / 4,173.92-5,760.63-2,381.39

Finding the Fourth Proportional to 4,173.92, 5,760.63 and 2,381.39

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Solution

The fourth proportional to 4,173.92, 5,760.63 and 2,381.39 is: 3,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.92 : 5,760.63 = 2,381.39 : x
  2. Step 2: Convert to fraction form
    4,173.92/5,760.63 = 2,381.39/x
  3. Step 3: Cross multiply
    4,173.92x = 5,760.63 × 2,381.39
  4. Step 4: Simplify right side
    4,173.92x = 13,718,277.87
  5. Step 5: Solve for x
    x = 13,718,277.87/4,173.92
  6. Step 6: Final answer
    x = 3,286.67

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Half scale
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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.