Home / 11,052.06-16,554.96-6,667.20

Finding the Fourth Proportional to 11,052.06, 16,554.96 and 6,667.20

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Solution

The fourth proportional to 11,052.06, 16,554.96 and 6,667.20 is: 9,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.06 : 16,554.96 = 6,667.20 : x
  2. Step 2: Convert to fraction form
    11,052.06/16,554.96 = 6,667.20/x
  3. Step 3: Cross multiply
    11,052.06x = 16,554.96 × 6,667.20
  4. Step 4: Simplify right side
    11,052.06x = 110,375,229.31
  5. Step 5: Solve for x
    x = 110,375,229.31/11,052.06
  6. Step 6: Final answer
    x = 9,986.85

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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.