Home / 11,703.68-16,150.22-6,667.72

Finding the Fourth Proportional to 11,703.68, 16,150.22 and 6,667.72

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Solution

The fourth proportional to 11,703.68, 16,150.22 and 6,667.72 is: 9,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.68 : 16,150.22 = 6,667.72 : x
  2. Step 2: Convert to fraction form
    11,703.68/16,150.22 = 6,667.72/x
  3. Step 3: Cross multiply
    11,703.68x = 16,150.22 × 6,667.72
  4. Step 4: Simplify right side
    11,703.68x = 107,685,144.90
  5. Step 5: Solve for x
    x = 107,685,144.90/11,703.68
  6. Step 6: Final answer
    x = 9,200.96

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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.