Home / 5,636.96-8,473.64-5,231.12

Finding the Fourth Proportional to 5,636.96, 8,473.64 and 5,231.12

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Solution

The fourth proportional to 5,636.96, 8,473.64 and 5,231.12 is: 7,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.96 : 8,473.64 = 5,231.12 : x
  2. Step 2: Convert to fraction form
    5,636.96/8,473.64 = 5,231.12/x
  3. Step 3: Cross multiply
    5,636.96x = 8,473.64 × 5,231.12
  4. Step 4: Simplify right side
    5,636.96x = 44,326,627.68
  5. Step 5: Solve for x
    x = 44,326,627.68/5,636.96
  6. Step 6: Final answer
    x = 7,863.57

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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.