Home / 8,011.57-12,021.66-3,334.81

Finding the Fourth Proportional to 8,011.57, 12,021.66 and 3,334.81

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Solution

The fourth proportional to 8,011.57, 12,021.66 and 3,334.81 is: 5,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.57 : 12,021.66 = 3,334.81 : x
  2. Step 2: Convert to fraction form
    8,011.57/12,021.66 = 3,334.81/x
  3. Step 3: Cross multiply
    8,011.57x = 12,021.66 × 3,334.81
  4. Step 4: Simplify right side
    8,011.57x = 40,089,951.98
  5. Step 5: Solve for x
    x = 40,089,951.98/8,011.57
  6. Step 6: Final answer
    x = 5,004.01

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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.