Home / 5,192.33-7,783.85-1,904.64

Finding the Fourth Proportional to 5,192.33, 7,783.85 and 1,904.64

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Solution

The fourth proportional to 5,192.33, 7,783.85 and 1,904.64 is: 2,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.33 : 7,783.85 = 1,904.64 : x
  2. Step 2: Convert to fraction form
    5,192.33/7,783.85 = 1,904.64/x
  3. Step 3: Cross multiply
    5,192.33x = 7,783.85 × 1,904.64
  4. Step 4: Simplify right side
    5,192.33x = 14,825,422.54
  5. Step 5: Solve for x
    x = 14,825,422.54/5,192.33
  6. Step 6: Final answer
    x = 2,855.26

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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.