Home / 8,077.26-11,146.50-4,540.80

Finding the Fourth Proportional to 8,077.26, 11,146.50 and 4,540.80

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Solution

The fourth proportional to 8,077.26, 11,146.50 and 4,540.80 is: 6,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.26 : 11,146.50 = 4,540.80 : x
  2. Step 2: Convert to fraction form
    8,077.26/11,146.50 = 4,540.80/x
  3. Step 3: Cross multiply
    8,077.26x = 11,146.50 × 4,540.80
  4. Step 4: Simplify right side
    8,077.26x = 50,614,027.20
  5. Step 5: Solve for x
    x = 50,614,027.20/8,077.26
  6. Step 6: Final answer
    x = 6,266.24

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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.