Home / 8,667.06-12,998.96-3,401.85

Finding the Fourth Proportional to 8,667.06, 12,998.96 and 3,401.85

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Solution

The fourth proportional to 8,667.06, 12,998.96 and 3,401.85 is: 5,102.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.06 : 12,998.96 = 3,401.85 : x
  2. Step 2: Convert to fraction form
    8,667.06/12,998.96 = 3,401.85/x
  3. Step 3: Cross multiply
    8,667.06x = 12,998.96 × 3,401.85
  4. Step 4: Simplify right side
    8,667.06x = 44,220,512.08
  5. Step 5: Solve for x
    x = 44,220,512.08/8,667.06
  6. Step 6: Final answer
    x = 5,102.14

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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.