Home / 11,835.45-17,756.19-4,440.42

Finding the Fourth Proportional to 11,835.45, 17,756.19 and 4,440.42

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Solution

The fourth proportional to 11,835.45, 17,756.19 and 4,440.42 is: 6,661.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.45 : 17,756.19 = 4,440.42 : x
  2. Step 2: Convert to fraction form
    11,835.45/17,756.19 = 4,440.42/x
  3. Step 3: Cross multiply
    11,835.45x = 17,756.19 × 4,440.42
  4. Step 4: Simplify right side
    11,835.45x = 78,844,941.20
  5. Step 5: Solve for x
    x = 78,844,941.20/11,835.45
  6. Step 6: Final answer
    x = 6,661.76

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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.