Home / 5,625.08-8,431.62-4,234.11

Finding the Fourth Proportional to 5,625.08, 8,431.62 and 4,234.11

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Solution

The fourth proportional to 5,625.08, 8,431.62 and 4,234.11 is: 6,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.08 : 8,431.62 = 4,234.11 : x
  2. Step 2: Convert to fraction form
    5,625.08/8,431.62 = 4,234.11/x
  3. Step 3: Cross multiply
    5,625.08x = 8,431.62 × 4,234.11
  4. Step 4: Simplify right side
    5,625.08x = 35,700,406.56
  5. Step 5: Solve for x
    x = 35,700,406.56/5,625.08
  6. Step 6: Final answer
    x = 6,346.65

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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.