Home / 8,575.11-12,860.22-3,892.50

Finding the Fourth Proportional to 8,575.11, 12,860.22 and 3,892.50

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Solution

The fourth proportional to 8,575.11, 12,860.22 and 3,892.50 is: 5,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.11 : 12,860.22 = 3,892.50 : x
  2. Step 2: Convert to fraction form
    8,575.11/12,860.22 = 3,892.50/x
  3. Step 3: Cross multiply
    8,575.11x = 12,860.22 × 3,892.50
  4. Step 4: Simplify right side
    8,575.11x = 50,058,406.35
  5. Step 5: Solve for x
    x = 50,058,406.35/8,575.11
  6. Step 6: Final answer
    x = 5,837.64

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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.