Home / 6,396.08-9,590.32-3,800.80

Finding the Fourth Proportional to 6,396.08, 9,590.32 and 3,800.80

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Solution

The fourth proportional to 6,396.08, 9,590.32 and 3,800.80 is: 5,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.08 : 9,590.32 = 3,800.80 : x
  2. Step 2: Convert to fraction form
    6,396.08/9,590.32 = 3,800.80/x
  3. Step 3: Cross multiply
    6,396.08x = 9,590.32 × 3,800.80
  4. Step 4: Simplify right side
    6,396.08x = 36,450,888.26
  5. Step 5: Solve for x
    x = 36,450,888.26/6,396.08
  6. Step 6: Final answer
    x = 5,698.94

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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.