Home / 3,158.39-4,735.73-1,893.19

Finding the Fourth Proportional to 3,158.39, 4,735.73 and 1,893.19

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Solution

The fourth proportional to 3,158.39, 4,735.73 and 1,893.19 is: 2,838.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.39 : 4,735.73 = 1,893.19 : x
  2. Step 2: Convert to fraction form
    3,158.39/4,735.73 = 1,893.19/x
  3. Step 3: Cross multiply
    3,158.39x = 4,735.73 × 1,893.19
  4. Step 4: Simplify right side
    3,158.39x = 8,965,638.45
  5. Step 5: Solve for x
    x = 8,965,638.45/3,158.39
  6. Step 6: Final answer
    x = 2,838.67

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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.