Home / 5,676.03-8,514.05-2,389.59

Finding the Fourth Proportional to 5,676.03, 8,514.05 and 2,389.59

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Solution

The fourth proportional to 5,676.03, 8,514.05 and 2,389.59 is: 3,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.03 : 8,514.05 = 2,389.59 : x
  2. Step 2: Convert to fraction form
    5,676.03/8,514.05 = 2,389.59/x
  3. Step 3: Cross multiply
    5,676.03x = 8,514.05 × 2,389.59
  4. Step 4: Simplify right side
    5,676.03x = 20,345,076.79
  5. Step 5: Solve for x
    x = 20,345,076.79/5,676.03
  6. Step 6: Final answer
    x = 3,584.39

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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.