Home / 3,830.06-5,732.94-3,135.08

Finding the Fourth Proportional to 3,830.06, 5,732.94 and 3,135.08

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Solution

The fourth proportional to 3,830.06, 5,732.94 and 3,135.08 is: 4,692.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.06 : 5,732.94 = 3,135.08 : x
  2. Step 2: Convert to fraction form
    3,830.06/5,732.94 = 3,135.08/x
  3. Step 3: Cross multiply
    3,830.06x = 5,732.94 × 3,135.08
  4. Step 4: Simplify right side
    3,830.06x = 17,973,225.54
  5. Step 5: Solve for x
    x = 17,973,225.54/3,830.06
  6. Step 6: Final answer
    x = 4,692.67

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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.