Home / 9,745.32-14,618.16-3,171.48

Finding the Fourth Proportional to 9,745.32, 14,618.16 and 3,171.48

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Solution

The fourth proportional to 9,745.32, 14,618.16 and 3,171.48 is: 4,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.32 : 14,618.16 = 3,171.48 : x
  2. Step 2: Convert to fraction form
    9,745.32/14,618.16 = 3,171.48/x
  3. Step 3: Cross multiply
    9,745.32x = 14,618.16 × 3,171.48
  4. Step 4: Simplify right side
    9,745.32x = 46,361,202.08
  5. Step 5: Solve for x
    x = 46,361,202.08/9,745.32
  6. Step 6: Final answer
    x = 4,757.28

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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.