Home / 5,135.56-7,704.48-2,015.86

Finding the Fourth Proportional to 5,135.56, 7,704.48 and 2,015.86

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Solution

The fourth proportional to 5,135.56, 7,704.48 and 2,015.86 is: 3,024.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.56 : 7,704.48 = 2,015.86 : x
  2. Step 2: Convert to fraction form
    5,135.56/7,704.48 = 2,015.86/x
  3. Step 3: Cross multiply
    5,135.56x = 7,704.48 × 2,015.86
  4. Step 4: Simplify right side
    5,135.56x = 15,531,153.05
  5. Step 5: Solve for x
    x = 15,531,153.05/5,135.56
  6. Step 6: Final answer
    x = 3,024.24

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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.