Home / 5,676.60-8,521.30-4,383.80

Finding the Fourth Proportional to 5,676.60, 8,521.30 and 4,383.80

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Solution

The fourth proportional to 5,676.60, 8,521.30 and 4,383.80 is: 6,580.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.60 : 8,521.30 = 4,383.80 : x
  2. Step 2: Convert to fraction form
    5,676.60/8,521.30 = 4,383.80/x
  3. Step 3: Cross multiply
    5,676.60x = 8,521.30 × 4,383.80
  4. Step 4: Simplify right side
    5,676.60x = 37,355,674.94
  5. Step 5: Solve for x
    x = 37,355,674.94/5,676.60
  6. Step 6: Final answer
    x = 6,580.64

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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.