Home / 8,006.60-12,010.52-2,163.12

Finding the Fourth Proportional to 8,006.60, 12,010.52 and 2,163.12

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Solution

The fourth proportional to 8,006.60, 12,010.52 and 2,163.12 is: 3,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.60 : 12,010.52 = 2,163.12 : x
  2. Step 2: Convert to fraction form
    8,006.60/12,010.52 = 2,163.12/x
  3. Step 3: Cross multiply
    8,006.60x = 12,010.52 × 2,163.12
  4. Step 4: Simplify right side
    8,006.60x = 25,980,196.02
  5. Step 5: Solve for x
    x = 25,980,196.02/8,006.60
  6. Step 6: Final answer
    x = 3,244.85

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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.