Home / 5,135.22-7,697.70-2,010.96

Finding the Fourth Proportional to 5,135.22, 7,697.70 and 2,010.96

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Solution

The fourth proportional to 5,135.22, 7,697.70 and 2,010.96 is: 3,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.22 : 7,697.70 = 2,010.96 : x
  2. Step 2: Convert to fraction form
    5,135.22/7,697.70 = 2,010.96/x
  3. Step 3: Cross multiply
    5,135.22x = 7,697.70 × 2,010.96
  4. Step 4: Simplify right side
    5,135.22x = 15,479,766.79
  5. Step 5: Solve for x
    x = 15,479,766.79/5,135.22
  6. Step 6: Final answer
    x = 3,014.43

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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.