Home / 5,676.20-8,514.30-5,100.20

Finding the Fourth Proportional to 5,676.20, 8,514.30 and 5,100.20

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Solution

The fourth proportional to 5,676.20, 8,514.30 and 5,100.20 is: 7,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.20 : 8,514.30 = 5,100.20 : x
  2. Step 2: Convert to fraction form
    5,676.20/8,514.30 = 5,100.20/x
  3. Step 3: Cross multiply
    5,676.20x = 8,514.30 × 5,100.20
  4. Step 4: Simplify right side
    5,676.20x = 43,424,632.86
  5. Step 5: Solve for x
    x = 43,424,632.86/5,676.20
  6. Step 6: Final answer
    x = 7,650.30

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Half scale
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Double scale
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Similar ratio
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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.