Home / 7,027.96-9,698.56-3,884.13

Finding the Fourth Proportional to 7,027.96, 9,698.56 and 3,884.13

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Solution

The fourth proportional to 7,027.96, 9,698.56 and 3,884.13 is: 5,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.96 : 9,698.56 = 3,884.13 : x
  2. Step 2: Convert to fraction form
    7,027.96/9,698.56 = 3,884.13/x
  3. Step 3: Cross multiply
    7,027.96x = 9,698.56 × 3,884.13
  4. Step 4: Simplify right side
    7,027.96x = 37,670,467.85
  5. Step 5: Solve for x
    x = 37,670,467.85/7,027.96
  6. Step 6: Final answer
    x = 5,360.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.