Home / 11,225.25-16,837.88-3,433.86

Finding the Fourth Proportional to 11,225.25, 16,837.88 and 3,433.86

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Solution

The fourth proportional to 11,225.25, 16,837.88 and 3,433.86 is: 5,150.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.25 : 16,837.88 = 3,433.86 : x
  2. Step 2: Convert to fraction form
    11,225.25/16,837.88 = 3,433.86/x
  3. Step 3: Cross multiply
    11,225.25x = 16,837.88 × 3,433.86
  4. Step 4: Simplify right side
    11,225.25x = 57,818,905.45
  5. Step 5: Solve for x
    x = 57,818,905.45/11,225.25
  6. Step 6: Final answer
    x = 5,150.79

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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.