Home / 5,845.72-8,066.80-3,192.64

Finding the Fourth Proportional to 5,845.72, 8,066.80 and 3,192.64

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Solution

The fourth proportional to 5,845.72, 8,066.80 and 3,192.64 is: 4,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.72 : 8,066.80 = 3,192.64 : x
  2. Step 2: Convert to fraction form
    5,845.72/8,066.80 = 3,192.64/x
  3. Step 3: Cross multiply
    5,845.72x = 8,066.80 × 3,192.64
  4. Step 4: Simplify right side
    5,845.72x = 25,754,388.35
  5. Step 5: Solve for x
    x = 25,754,388.35/5,845.72
  6. Step 6: Final answer
    x = 4,405.68

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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.