Home / 4,982.75-7,477.37-1,904.75

Finding the Fourth Proportional to 4,982.75, 7,477.37 and 1,904.75

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Solution

The fourth proportional to 4,982.75, 7,477.37 and 1,904.75 is: 2,858.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.75 : 7,477.37 = 1,904.75 : x
  2. Step 2: Convert to fraction form
    4,982.75/7,477.37 = 1,904.75/x
  3. Step 3: Cross multiply
    4,982.75x = 7,477.37 × 1,904.75
  4. Step 4: Simplify right side
    4,982.75x = 14,242,510.98
  5. Step 5: Solve for x
    x = 14,242,510.98/4,982.75
  6. Step 6: Final answer
    x = 2,858.36

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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.