Home / 8,090.56-12,135.82-2,544.39

Finding the Fourth Proportional to 8,090.56, 12,135.82 and 2,544.39

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Solution

The fourth proportional to 8,090.56, 12,135.82 and 2,544.39 is: 3,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.56 : 12,135.82 = 2,544.39 : x
  2. Step 2: Convert to fraction form
    8,090.56/12,135.82 = 2,544.39/x
  3. Step 3: Cross multiply
    8,090.56x = 12,135.82 × 2,544.39
  4. Step 4: Simplify right side
    8,090.56x = 30,878,259.05
  5. Step 5: Solve for x
    x = 30,878,259.05/8,090.56
  6. Step 6: Final answer
    x = 3,816.58

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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.