Home / 4,467.90-6,168.42-2,790.75

Finding the Fourth Proportional to 4,467.90, 6,168.42 and 2,790.75

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Solution

The fourth proportional to 4,467.90, 6,168.42 and 2,790.75 is: 3,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.90 : 6,168.42 = 2,790.75 : x
  2. Step 2: Convert to fraction form
    4,467.90/6,168.42 = 2,790.75/x
  3. Step 3: Cross multiply
    4,467.90x = 6,168.42 × 2,790.75
  4. Step 4: Simplify right side
    4,467.90x = 17,214,518.12
  5. Step 5: Solve for x
    x = 17,214,518.12/4,467.90
  6. Step 6: Final answer
    x = 3,852.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.