Home / 4,682.37-7,019.43-1,911.37

Finding the Fourth Proportional to 4,682.37, 7,019.43 and 1,911.37

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Solution

The fourth proportional to 4,682.37, 7,019.43 and 1,911.37 is: 2,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.37 : 7,019.43 = 1,911.37 : x
  2. Step 2: Convert to fraction form
    4,682.37/7,019.43 = 1,911.37/x
  3. Step 3: Cross multiply
    4,682.37x = 7,019.43 × 1,911.37
  4. Step 4: Simplify right side
    4,682.37x = 13,416,703.20
  5. Step 5: Solve for x
    x = 13,416,703.20/4,682.37
  6. Step 6: Final answer
    x = 2,865.37

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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.