Home / 8,046.28-12,066.46-2,779.96

Finding the Fourth Proportional to 8,046.28, 12,066.46 and 2,779.96

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Solution

The fourth proportional to 8,046.28, 12,066.46 and 2,779.96 is: 4,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.28 : 12,066.46 = 2,779.96 : x
  2. Step 2: Convert to fraction form
    8,046.28/12,066.46 = 2,779.96/x
  3. Step 3: Cross multiply
    8,046.28x = 12,066.46 × 2,779.96
  4. Step 4: Simplify right side
    8,046.28x = 33,544,276.14
  5. Step 5: Solve for x
    x = 33,544,276.14/8,046.28
  6. Step 6: Final answer
    x = 4,168.92

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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.