Home / 11,406.84-17,118.45-4,834.86

Finding the Fourth Proportional to 11,406.84, 17,118.45 and 4,834.86

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Solution

The fourth proportional to 11,406.84, 17,118.45 and 4,834.86 is: 7,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.84 : 17,118.45 = 4,834.86 : x
  2. Step 2: Convert to fraction form
    11,406.84/17,118.45 = 4,834.86/x
  3. Step 3: Cross multiply
    11,406.84x = 17,118.45 × 4,834.86
  4. Step 4: Simplify right side
    11,406.84x = 82,765,309.17
  5. Step 5: Solve for x
    x = 82,765,309.17/11,406.84
  6. Step 6: Final answer
    x = 7,255.76

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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.