Home / 5,683.20-8,524.82-1,985.41

Finding the Fourth Proportional to 5,683.20, 8,524.82 and 1,985.41

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Solution

The fourth proportional to 5,683.20, 8,524.82 and 1,985.41 is: 2,978.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.20 : 8,524.82 = 1,985.41 : x
  2. Step 2: Convert to fraction form
    5,683.20/8,524.82 = 1,985.41/x
  3. Step 3: Cross multiply
    5,683.20x = 8,524.82 × 1,985.41
  4. Step 4: Simplify right side
    5,683.20x = 16,925,262.88
  5. Step 5: Solve for x
    x = 16,925,262.88/5,683.20
  6. Step 6: Final answer
    x = 2,978.12

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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.