Home / 7,505.44-11,255.84-2,826.12

Finding the Fourth Proportional to 7,505.44, 11,255.84 and 2,826.12

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Solution

The fourth proportional to 7,505.44, 11,255.84 and 2,826.12 is: 4,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.44 : 11,255.84 = 2,826.12 : x
  2. Step 2: Convert to fraction form
    7,505.44/11,255.84 = 2,826.12/x
  3. Step 3: Cross multiply
    7,505.44x = 11,255.84 × 2,826.12
  4. Step 4: Simplify right side
    7,505.44x = 31,810,354.54
  5. Step 5: Solve for x
    x = 31,810,354.54/7,505.44
  6. Step 6: Final answer
    x = 4,238.31

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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.