Home / 7,451.61-11,170.94-4,166.25

Finding the Fourth Proportional to 7,451.61, 11,170.94 and 4,166.25

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Solution

The fourth proportional to 7,451.61, 11,170.94 and 4,166.25 is: 6,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.61 : 11,170.94 = 4,166.25 : x
  2. Step 2: Convert to fraction form
    7,451.61/11,170.94 = 4,166.25/x
  3. Step 3: Cross multiply
    7,451.61x = 11,170.94 × 4,166.25
  4. Step 4: Simplify right side
    7,451.61x = 46,540,907.94
  5. Step 5: Solve for x
    x = 46,540,907.94/7,451.61
  6. Step 6: Final answer
    x = 6,245.75

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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.