Home / 5,676.32-8,514.80-2,213.28

Finding the Fourth Proportional to 5,676.32, 8,514.80 and 2,213.28

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Solution

The fourth proportional to 5,676.32, 8,514.80 and 2,213.28 is: 3,320.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.32 : 8,514.80 = 2,213.28 : x
  2. Step 2: Convert to fraction form
    5,676.32/8,514.80 = 2,213.28/x
  3. Step 3: Cross multiply
    5,676.32x = 8,514.80 × 2,213.28
  4. Step 4: Simplify right side
    5,676.32x = 18,845,636.54
  5. Step 5: Solve for x
    x = 18,845,636.54/5,676.32
  6. Step 6: Final answer
    x = 3,320.04

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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.