Home / 5,829.12-8,049.64-3,736.88

Finding the Fourth Proportional to 5,829.12, 8,049.64 and 3,736.88

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Solution

The fourth proportional to 5,829.12, 8,049.64 and 3,736.88 is: 5,160.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.12 : 8,049.64 = 3,736.88 : x
  2. Step 2: Convert to fraction form
    5,829.12/8,049.64 = 3,736.88/x
  3. Step 3: Cross multiply
    5,829.12x = 8,049.64 × 3,736.88
  4. Step 4: Simplify right side
    5,829.12x = 30,080,538.72
  5. Step 5: Solve for x
    x = 30,080,538.72/5,829.12
  6. Step 6: Final answer
    x = 5,160.39

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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.