Home / 6,636.08-9,157.75-3,651.84

Finding the Fourth Proportional to 6,636.08, 9,157.75 and 3,651.84

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Solution

The fourth proportional to 6,636.08, 9,157.75 and 3,651.84 is: 5,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.08 : 9,157.75 = 3,651.84 : x
  2. Step 2: Convert to fraction form
    6,636.08/9,157.75 = 3,651.84/x
  3. Step 3: Cross multiply
    6,636.08x = 9,157.75 × 3,651.84
  4. Step 4: Simplify right side
    6,636.08x = 33,442,628.63
  5. Step 5: Solve for x
    x = 33,442,628.63/6,636.08
  6. Step 6: Final answer
    x = 5,039.51

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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.