Home / 7,408.56-11,115.86-3,026.46

Finding the Fourth Proportional to 7,408.56, 11,115.86 and 3,026.46

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Solution

The fourth proportional to 7,408.56, 11,115.86 and 3,026.46 is: 4,540.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.56 : 11,115.86 = 3,026.46 : x
  2. Step 2: Convert to fraction form
    7,408.56/11,115.86 = 3,026.46/x
  3. Step 3: Cross multiply
    7,408.56x = 11,115.86 × 3,026.46
  4. Step 4: Simplify right side
    7,408.56x = 33,641,705.66
  5. Step 5: Solve for x
    x = 33,641,705.66/7,408.56
  6. Step 6: Final answer
    x = 4,540.92

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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.