Home / 10,027.82-13,831.31-6,668.96

Finding the Fourth Proportional to 10,027.82, 13,831.31 and 6,668.96

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Solution

The fourth proportional to 10,027.82, 13,831.31 and 6,668.96 is: 9,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.82 : 13,831.31 = 6,668.96 : x
  2. Step 2: Convert to fraction form
    10,027.82/13,831.31 = 6,668.96/x
  3. Step 3: Cross multiply
    10,027.82x = 13,831.31 × 6,668.96
  4. Step 4: Simplify right side
    10,027.82x = 92,240,400.65
  5. Step 5: Solve for x
    x = 92,240,400.65/10,027.82
  6. Step 6: Final answer
    x = 9,198.45

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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.