Home / 5,408.82-7,460.32-3,516.90

Finding the Fourth Proportional to 5,408.82, 7,460.32 and 3,516.90

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Solution

The fourth proportional to 5,408.82, 7,460.32 and 3,516.90 is: 4,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.82 : 7,460.32 = 3,516.90 : x
  2. Step 2: Convert to fraction form
    5,408.82/7,460.32 = 3,516.90/x
  3. Step 3: Cross multiply
    5,408.82x = 7,460.32 × 3,516.90
  4. Step 4: Simplify right side
    5,408.82x = 26,237,199.41
  5. Step 5: Solve for x
    x = 26,237,199.41/5,408.82
  6. Step 6: Final answer
    x = 4,850.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.