Home / 11,817.11-16,306.84-6,511.93

Finding the Fourth Proportional to 11,817.11, 16,306.84 and 6,511.93

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Solution

The fourth proportional to 11,817.11, 16,306.84 and 6,511.93 is: 8,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817.11 : 16,306.84 = 6,511.93 : x
  2. Step 2: Convert to fraction form
    11,817.11/16,306.84 = 6,511.93/x
  3. Step 3: Cross multiply
    11,817.11x = 16,306.84 × 6,511.93
  4. Step 4: Simplify right side
    11,817.11x = 106,188,955.73
  5. Step 5: Solve for x
    x = 106,188,955.73/11,817.11
  6. Step 6: Final answer
    x = 8,986.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.