Home / 4,735.64-7,104.68-1,961.39

Finding the Fourth Proportional to 4,735.64, 7,104.68 and 1,961.39

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Solution

The fourth proportional to 4,735.64, 7,104.68 and 1,961.39 is: 2,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.64 : 7,104.68 = 1,961.39 : x
  2. Step 2: Convert to fraction form
    4,735.64/7,104.68 = 1,961.39/x
  3. Step 3: Cross multiply
    4,735.64x = 7,104.68 × 1,961.39
  4. Step 4: Simplify right side
    4,735.64x = 13,935,038.50
  5. Step 5: Solve for x
    x = 13,935,038.50/4,735.64
  6. Step 6: Final answer
    x = 2,942.59

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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.