Home / 4,735.64-7,104.58-2,138.56

Finding the Fourth Proportional to 4,735.64, 7,104.58 and 2,138.56

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Solution

The fourth proportional to 4,735.64, 7,104.58 and 2,138.56 is: 3,208.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,735.64 : 7,104.58 = 2,138.56 : x
  2. Step 2: Convert to fraction form
    4,735.64/7,104.58 = 2,138.56/x
  3. Step 3: Cross multiply
    4,735.64x = 7,104.58 × 2,138.56
  4. Step 4: Simplify right side
    4,735.64x = 15,193,570.60
  5. Step 5: Solve for x
    x = 15,193,570.60/4,735.64
  6. Step 6: Final answer
    x = 3,208.35

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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.