Home / 11,858.11-17,790.24-6,306.89

Finding the Fourth Proportional to 11,858.11, 17,790.24 and 6,306.89

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Solution

The fourth proportional to 11,858.11, 17,790.24 and 6,306.89 is: 9,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.11 : 17,790.24 = 6,306.89 : x
  2. Step 2: Convert to fraction form
    11,858.11/17,790.24 = 6,306.89/x
  3. Step 3: Cross multiply
    11,858.11x = 17,790.24 × 6,306.89
  4. Step 4: Simplify right side
    11,858.11x = 112,201,121.52
  5. Step 5: Solve for x
    x = 112,201,121.52/11,858.11
  6. Step 6: Final answer
    x = 9,461.97

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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.