Home / 4,857.30-7,270.56-3,192.48

Finding the Fourth Proportional to 4,857.30, 7,270.56 and 3,192.48

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Solution

The fourth proportional to 4,857.30, 7,270.56 and 3,192.48 is: 4,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.30 : 7,270.56 = 3,192.48 : x
  2. Step 2: Convert to fraction form
    4,857.30/7,270.56 = 3,192.48/x
  3. Step 3: Cross multiply
    4,857.30x = 7,270.56 × 3,192.48
  4. Step 4: Simplify right side
    4,857.30x = 23,211,117.39
  5. Step 5: Solve for x
    x = 23,211,117.39/4,857.30
  6. Step 6: Final answer
    x = 4,778.60

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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.