Home / 3,415.12-5,126.24-3,027.60

Finding the Fourth Proportional to 3,415.12, 5,126.24 and 3,027.60

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Solution

The fourth proportional to 3,415.12, 5,126.24 and 3,027.60 is: 4,544.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.12 : 5,126.24 = 3,027.60 : x
  2. Step 2: Convert to fraction form
    3,415.12/5,126.24 = 3,027.60/x
  3. Step 3: Cross multiply
    3,415.12x = 5,126.24 × 3,027.60
  4. Step 4: Simplify right side
    3,415.12x = 15,520,204.22
  5. Step 5: Solve for x
    x = 15,520,204.22/3,415.12
  6. Step 6: Final answer
    x = 4,544.56

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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.