Home / 4,523.70-6,783.21-1,402.86

Finding the Fourth Proportional to 4,523.70, 6,783.21 and 1,402.86

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Solution

The fourth proportional to 4,523.70, 6,783.21 and 1,402.86 is: 2,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.70 : 6,783.21 = 1,402.86 : x
  2. Step 2: Convert to fraction form
    4,523.70/6,783.21 = 1,402.86/x
  3. Step 3: Cross multiply
    4,523.70x = 6,783.21 × 1,402.86
  4. Step 4: Simplify right side
    4,523.70x = 9,515,893.98
  5. Step 5: Solve for x
    x = 9,515,893.98/4,523.70
  6. Step 6: Final answer
    x = 2,103.56

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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.