Home / 11,984.01-16,537.94-6,679.86

Finding the Fourth Proportional to 11,984.01, 16,537.94 and 6,679.86

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Solution

The fourth proportional to 11,984.01, 16,537.94 and 6,679.86 is: 9,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.01 : 16,537.94 = 6,679.86 : x
  2. Step 2: Convert to fraction form
    11,984.01/16,537.94 = 6,679.86/x
  3. Step 3: Cross multiply
    11,984.01x = 16,537.94 × 6,679.86
  4. Step 4: Simplify right side
    11,984.01x = 110,471,123.89
  5. Step 5: Solve for x
    x = 110,471,123.89/11,984.01
  6. Step 6: Final answer
    x = 9,218.21

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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.