Home / 8,740.44-13,110.48-2,166.55

Finding the Fourth Proportional to 8,740.44, 13,110.48 and 2,166.55

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Solution

The fourth proportional to 8,740.44, 13,110.48 and 2,166.55 is: 3,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.44 : 13,110.48 = 2,166.55 : x
  2. Step 2: Convert to fraction form
    8,740.44/13,110.48 = 2,166.55/x
  3. Step 3: Cross multiply
    8,740.44x = 13,110.48 × 2,166.55
  4. Step 4: Simplify right side
    8,740.44x = 28,404,477.67
  5. Step 5: Solve for x
    x = 28,404,477.67/8,740.44
  6. Step 6: Final answer
    x = 3,249.78

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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.