Home / 6,467.82-9,703.62-2,085.18

Finding the Fourth Proportional to 6,467.82, 9,703.62 and 2,085.18

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Solution

The fourth proportional to 6,467.82, 9,703.62 and 2,085.18 is: 3,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.82 : 9,703.62 = 2,085.18 : x
  2. Step 2: Convert to fraction form
    6,467.82/9,703.62 = 2,085.18/x
  3. Step 3: Cross multiply
    6,467.82x = 9,703.62 × 2,085.18
  4. Step 4: Simplify right side
    6,467.82x = 20,233,794.35
  5. Step 5: Solve for x
    x = 20,233,794.35/6,467.82
  6. Step 6: Final answer
    x = 3,128.38

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1.5x scale

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.