Home / 4,783.44-7,174.96-1,664.15

Finding the Fourth Proportional to 4,783.44, 7,174.96 and 1,664.15

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Solution

The fourth proportional to 4,783.44, 7,174.96 and 1,664.15 is: 2,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.44 : 7,174.96 = 1,664.15 : x
  2. Step 2: Convert to fraction form
    4,783.44/7,174.96 = 1,664.15/x
  3. Step 3: Cross multiply
    4,783.44x = 7,174.96 × 1,664.15
  4. Step 4: Simplify right side
    4,783.44x = 11,940,209.68
  5. Step 5: Solve for x
    x = 11,940,209.68/4,783.44
  6. Step 6: Final answer
    x = 2,496.16

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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.