Home / 9,415.35-14,105.82-4,408.54

Finding the Fourth Proportional to 9,415.35, 14,105.82 and 4,408.54

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Solution

The fourth proportional to 9,415.35, 14,105.82 and 4,408.54 is: 6,604.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.35 : 14,105.82 = 4,408.54 : x
  2. Step 2: Convert to fraction form
    9,415.35/14,105.82 = 4,408.54/x
  3. Step 3: Cross multiply
    9,415.35x = 14,105.82 × 4,408.54
  4. Step 4: Simplify right side
    9,415.35x = 62,186,049.66
  5. Step 5: Solve for x
    x = 62,186,049.66/9,415.35
  6. Step 6: Final answer
    x = 6,604.75

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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.