Home / 8,090.37-12,135.55-2,544.20

Finding the Fourth Proportional to 8,090.37, 12,135.55 and 2,544.20

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Solution

The fourth proportional to 8,090.37, 12,135.55 and 2,544.20 is: 3,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.37 : 12,135.55 = 2,544.20 : x
  2. Step 2: Convert to fraction form
    8,090.37/12,135.55 = 2,544.20/x
  3. Step 3: Cross multiply
    8,090.37x = 12,135.55 × 2,544.20
  4. Step 4: Simplify right side
    8,090.37x = 30,875,253.59
  5. Step 5: Solve for x
    x = 30,875,253.59/8,090.37
  6. Step 6: Final answer
    x = 3,816.30

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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.