Home / 10,667.76-16,012.92-5,991.77

Finding the Fourth Proportional to 10,667.76, 16,012.92 and 5,991.77

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Solution

The fourth proportional to 10,667.76, 16,012.92 and 5,991.77 is: 8,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.76 : 16,012.92 = 5,991.77 : x
  2. Step 2: Convert to fraction form
    10,667.76/16,012.92 = 5,991.77/x
  3. Step 3: Cross multiply
    10,667.76x = 16,012.92 × 5,991.77
  4. Step 4: Simplify right side
    10,667.76x = 95,945,623.64
  5. Step 5: Solve for x
    x = 95,945,623.64/10,667.76
  6. Step 6: Final answer
    x = 8,993.98

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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.