Home / 4,745.23-7,118.76-1,823.32

Finding the Fourth Proportional to 4,745.23, 7,118.76 and 1,823.32

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Solution

The fourth proportional to 4,745.23, 7,118.76 and 1,823.32 is: 2,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.23 : 7,118.76 = 1,823.32 : x
  2. Step 2: Convert to fraction form
    4,745.23/7,118.76 = 1,823.32/x
  3. Step 3: Cross multiply
    4,745.23x = 7,118.76 × 1,823.32
  4. Step 4: Simplify right side
    4,745.23x = 12,979,777.48
  5. Step 5: Solve for x
    x = 12,979,777.48/4,745.23
  6. Step 6: Final answer
    x = 2,735.33

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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.