Home / 11,671.81-17,507.62-2,906.67

Finding the Fourth Proportional to 11,671.81, 17,507.62 and 2,906.67

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Solution

The fourth proportional to 11,671.81, 17,507.62 and 2,906.67 is: 4,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671.81 : 17,507.62 = 2,906.67 : x
  2. Step 2: Convert to fraction form
    11,671.81/17,507.62 = 2,906.67/x
  3. Step 3: Cross multiply
    11,671.81x = 17,507.62 × 2,906.67
  4. Step 4: Simplify right side
    11,671.81x = 50,888,873.83
  5. Step 5: Solve for x
    x = 50,888,873.83/11,671.81
  6. Step 6: Final answer
    x = 4,359.98

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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.