Home / 6,119.26-8,445.80-3,883.80

Finding the Fourth Proportional to 6,119.26, 8,445.80 and 3,883.80

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Solution

The fourth proportional to 6,119.26, 8,445.80 and 3,883.80 is: 5,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.26 : 8,445.80 = 3,883.80 : x
  2. Step 2: Convert to fraction form
    6,119.26/8,445.80 = 3,883.80/x
  3. Step 3: Cross multiply
    6,119.26x = 8,445.80 × 3,883.80
  4. Step 4: Simplify right side
    6,119.26x = 32,801,798.04
  5. Step 5: Solve for x
    x = 32,801,798.04/6,119.26
  6. Step 6: Final answer
    x = 5,360.42

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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.