Home / 6,110.19-9,166.43-2,778.68

Finding the Fourth Proportional to 6,110.19, 9,166.43 and 2,778.68

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Solution

The fourth proportional to 6,110.19, 9,166.43 and 2,778.68 is: 4,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.19 : 9,166.43 = 2,778.68 : x
  2. Step 2: Convert to fraction form
    6,110.19/9,166.43 = 2,778.68/x
  3. Step 3: Cross multiply
    6,110.19x = 9,166.43 × 2,778.68
  4. Step 4: Simplify right side
    6,110.19x = 25,470,561.82
  5. Step 5: Solve for x
    x = 25,470,561.82/6,110.19
  6. Step 6: Final answer
    x = 4,168.54

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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.