Home / 3,803.28-5,696.61-3,137.67

Finding the Fourth Proportional to 3,803.28, 5,696.61 and 3,137.67

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Solution

The fourth proportional to 3,803.28, 5,696.61 and 3,137.67 is: 4,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.28 : 5,696.61 = 3,137.67 : x
  2. Step 2: Convert to fraction form
    3,803.28/5,696.61 = 3,137.67/x
  3. Step 3: Cross multiply
    3,803.28x = 5,696.61 × 3,137.67
  4. Step 4: Simplify right side
    3,803.28x = 17,874,082.30
  5. Step 5: Solve for x
    x = 17,874,082.30/3,803.28
  6. Step 6: Final answer
    x = 4,699.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.