Home / 11,780.98-17,639.91-6,222.82

Finding the Fourth Proportional to 11,780.98, 17,639.91 and 6,222.82

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Solution

The fourth proportional to 11,780.98, 17,639.91 and 6,222.82 is: 9,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.98 : 17,639.91 = 6,222.82 : x
  2. Step 2: Convert to fraction form
    11,780.98/17,639.91 = 6,222.82/x
  3. Step 3: Cross multiply
    11,780.98x = 17,639.91 × 6,222.82
  4. Step 4: Simplify right side
    11,780.98x = 109,769,984.75
  5. Step 5: Solve for x
    x = 109,769,984.75/11,780.98
  6. Step 6: Final answer
    x = 9,317.56

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1.5x scale

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.