Home / 3,176.36-4,381.90-2,057.67

Finding the Fourth Proportional to 3,176.36, 4,381.90 and 2,057.67

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Solution

The fourth proportional to 3,176.36, 4,381.90 and 2,057.67 is: 2,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.36 : 4,381.90 = 2,057.67 : x
  2. Step 2: Convert to fraction form
    3,176.36/4,381.90 = 2,057.67/x
  3. Step 3: Cross multiply
    3,176.36x = 4,381.90 × 2,057.67
  4. Step 4: Simplify right side
    3,176.36x = 9,016,499.03
  5. Step 5: Solve for x
    x = 9,016,499.03/3,176.36
  6. Step 6: Final answer
    x = 2,838.63

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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.