Home / 6,514.20-9,749.70-5,736.60

Finding the Fourth Proportional to 6,514.20, 9,749.70 and 5,736.60

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Solution

The fourth proportional to 6,514.20, 9,749.70 and 5,736.60 is: 8,585.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.20 : 9,749.70 = 5,736.60 : x
  2. Step 2: Convert to fraction form
    6,514.20/9,749.70 = 5,736.60/x
  3. Step 3: Cross multiply
    6,514.20x = 9,749.70 × 5,736.60
  4. Step 4: Simplify right side
    6,514.20x = 55,930,129.02
  5. Step 5: Solve for x
    x = 55,930,129.02/6,514.20
  6. Step 6: Final answer
    x = 8,585.88

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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.