Home / 5,676.10-8,520.55-4,383.30

Finding the Fourth Proportional to 5,676.10, 8,520.55 and 4,383.30

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Solution

The fourth proportional to 5,676.10, 8,520.55 and 4,383.30 is: 6,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.10 : 8,520.55 = 4,383.30 : x
  2. Step 2: Convert to fraction form
    5,676.10/8,520.55 = 4,383.30/x
  3. Step 3: Cross multiply
    5,676.10x = 8,520.55 × 4,383.30
  4. Step 4: Simplify right side
    5,676.10x = 37,348,126.82
  5. Step 5: Solve for x
    x = 37,348,126.82/5,676.10
  6. Step 6: Final answer
    x = 6,579.89

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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.