Home / 6,485.42-8,949.36-3,832.33

Finding the Fourth Proportional to 6,485.42, 8,949.36 and 3,832.33

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Solution

The fourth proportional to 6,485.42, 8,949.36 and 3,832.33 is: 5,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485.42 : 8,949.36 = 3,832.33 : x
  2. Step 2: Convert to fraction form
    6,485.42/8,949.36 = 3,832.33/x
  3. Step 3: Cross multiply
    6,485.42x = 8,949.36 × 3,832.33
  4. Step 4: Simplify right side
    6,485.42x = 34,296,900.81
  5. Step 5: Solve for x
    x = 34,296,900.81/6,485.42
  6. Step 6: Final answer
    x = 5,288.31

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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.