Home / 8,832.62-13,240.29-4,218.86

Finding the Fourth Proportional to 8,832.62, 13,240.29 and 4,218.86

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Solution

The fourth proportional to 8,832.62, 13,240.29 and 4,218.86 is: 6,324.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.62 : 13,240.29 = 4,218.86 : x
  2. Step 2: Convert to fraction form
    8,832.62/13,240.29 = 4,218.86/x
  3. Step 3: Cross multiply
    8,832.62x = 13,240.29 × 4,218.86
  4. Step 4: Simplify right side
    8,832.62x = 55,858,929.87
  5. Step 5: Solve for x
    x = 55,858,929.87/8,832.62
  6. Step 6: Final answer
    x = 6,324.16

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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.