Home / 8,057.48-11,119.32-4,520.68

Finding the Fourth Proportional to 8,057.48, 11,119.32 and 4,520.68

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Solution

The fourth proportional to 8,057.48, 11,119.32 and 4,520.68 is: 6,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.48 : 11,119.32 = 4,520.68 : x
  2. Step 2: Convert to fraction form
    8,057.48/11,119.32 = 4,520.68/x
  3. Step 3: Cross multiply
    8,057.48x = 11,119.32 × 4,520.68
  4. Step 4: Simplify right side
    8,057.48x = 50,266,887.54
  5. Step 5: Solve for x
    x = 50,266,887.54/8,057.48
  6. Step 6: Final answer
    x = 6,238.54

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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.