Home / 7,454.25-11,181.38-4,163.50

Finding the Fourth Proportional to 7,454.25, 11,181.38 and 4,163.50

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Solution

The fourth proportional to 7,454.25, 11,181.38 and 4,163.50 is: 6,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.25 : 11,181.38 = 4,163.50 : x
  2. Step 2: Convert to fraction form
    7,454.25/11,181.38 = 4,163.50/x
  3. Step 3: Cross multiply
    7,454.25x = 11,181.38 × 4,163.50
  4. Step 4: Simplify right side
    7,454.25x = 46,553,686.35
  5. Step 5: Solve for x
    x = 46,553,686.35/7,454.25
  6. Step 6: Final answer
    x = 6,245.25

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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.