Home / 8,506.42-12,759.72-2,266.39

Finding the Fourth Proportional to 8,506.42, 12,759.72 and 2,266.39

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Solution

The fourth proportional to 8,506.42, 12,759.72 and 2,266.39 is: 3,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.42 : 12,759.72 = 2,266.39 : x
  2. Step 2: Convert to fraction form
    8,506.42/12,759.72 = 2,266.39/x
  3. Step 3: Cross multiply
    8,506.42x = 12,759.72 × 2,266.39
  4. Step 4: Simplify right side
    8,506.42x = 28,918,501.81
  5. Step 5: Solve for x
    x = 28,918,501.81/8,506.42
  6. Step 6: Final answer
    x = 3,399.61

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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.