Home / 8,006.28-12,009.43-2,162.89

Finding the Fourth Proportional to 8,006.28, 12,009.43 and 2,162.89

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Solution

The fourth proportional to 8,006.28, 12,009.43 and 2,162.89 is: 3,244.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.28 : 12,009.43 = 2,162.89 : x
  2. Step 2: Convert to fraction form
    8,006.28/12,009.43 = 2,162.89/x
  3. Step 3: Cross multiply
    8,006.28x = 12,009.43 × 2,162.89
  4. Step 4: Simplify right side
    8,006.28x = 25,975,093.77
  5. Step 5: Solve for x
    x = 25,975,093.77/8,006.28
  6. Step 6: Final answer
    x = 3,244.34

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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.