Home / 6,514.35-9,771.45-1,583.99

Finding the Fourth Proportional to 6,514.35, 9,771.45 and 1,583.99

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Solution

The fourth proportional to 6,514.35, 9,771.45 and 1,583.99 is: 2,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.35 : 9,771.45 = 1,583.99 : x
  2. Step 2: Convert to fraction form
    6,514.35/9,771.45 = 1,583.99/x
  3. Step 3: Cross multiply
    6,514.35x = 9,771.45 × 1,583.99
  4. Step 4: Simplify right side
    6,514.35x = 15,477,879.09
  5. Step 5: Solve for x
    x = 15,477,879.09/6,514.35
  6. Step 6: Final answer
    x = 2,375.97

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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.