Home / 8,055.72-12,090.06-4,161.24

Finding the Fourth Proportional to 8,055.72, 12,090.06 and 4,161.24

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Solution

The fourth proportional to 8,055.72, 12,090.06 and 4,161.24 is: 6,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.72 : 12,090.06 = 4,161.24 : x
  2. Step 2: Convert to fraction form
    8,055.72/12,090.06 = 4,161.24/x
  3. Step 3: Cross multiply
    8,055.72x = 12,090.06 × 4,161.24
  4. Step 4: Simplify right side
    8,055.72x = 50,309,641.27
  5. Step 5: Solve for x
    x = 50,309,641.27/8,055.72
  6. Step 6: Final answer
    x = 6,245.21

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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.