Home / 4,169.90-6,255.30-1,396.46

Finding the Fourth Proportional to 4,169.90, 6,255.30 and 1,396.46

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Solution

The fourth proportional to 4,169.90, 6,255.30 and 1,396.46 is: 2,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.90 : 6,255.30 = 1,396.46 : x
  2. Step 2: Convert to fraction form
    4,169.90/6,255.30 = 1,396.46/x
  3. Step 3: Cross multiply
    4,169.90x = 6,255.30 × 1,396.46
  4. Step 4: Simplify right side
    4,169.90x = 8,735,276.24
  5. Step 5: Solve for x
    x = 8,735,276.24/4,169.90
  6. Step 6: Final answer
    x = 2,094.84

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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.