Home / 8,011.96-12,009.60-3,334.48

Finding the Fourth Proportional to 8,011.96, 12,009.60 and 3,334.48

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Solution

The fourth proportional to 8,011.96, 12,009.60 and 3,334.48 is: 4,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.96 : 12,009.60 = 3,334.48 : x
  2. Step 2: Convert to fraction form
    8,011.96/12,009.60 = 3,334.48/x
  3. Step 3: Cross multiply
    8,011.96x = 12,009.60 × 3,334.48
  4. Step 4: Simplify right side
    8,011.96x = 40,045,771.01
  5. Step 5: Solve for x
    x = 40,045,771.01/8,011.96
  6. Step 6: Final answer
    x = 4,998.25

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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.