Home / 8,066.56-12,099.36-2,519.68

Finding the Fourth Proportional to 8,066.56, 12,099.36 and 2,519.68

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Solution

The fourth proportional to 8,066.56, 12,099.36 and 2,519.68 is: 3,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.56 : 12,099.36 = 2,519.68 : x
  2. Step 2: Convert to fraction form
    8,066.56/12,099.36 = 2,519.68/x
  3. Step 3: Cross multiply
    8,066.56x = 12,099.36 × 2,519.68
  4. Step 4: Simplify right side
    8,066.56x = 30,486,515.40
  5. Step 5: Solve for x
    x = 30,486,515.40/8,066.56
  6. Step 6: Final answer
    x = 3,779.37

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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.