Home / 5,086.26-7,627.85-1,575.44

Finding the Fourth Proportional to 5,086.26, 7,627.85 and 1,575.44

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Solution

The fourth proportional to 5,086.26, 7,627.85 and 1,575.44 is: 2,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.26 : 7,627.85 = 1,575.44 : x
  2. Step 2: Convert to fraction form
    5,086.26/7,627.85 = 1,575.44/x
  3. Step 3: Cross multiply
    5,086.26x = 7,627.85 × 1,575.44
  4. Step 4: Simplify right side
    5,086.26x = 12,017,193.34
  5. Step 5: Solve for x
    x = 12,017,193.34/5,086.26
  6. Step 6: Final answer
    x = 2,362.68

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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.