Home / 8,850.59-13,271.27-2,609.78

Finding the Fourth Proportional to 8,850.59, 13,271.27 and 2,609.78

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Solution

The fourth proportional to 8,850.59, 13,271.27 and 2,609.78 is: 3,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.59 : 13,271.27 = 2,609.78 : x
  2. Step 2: Convert to fraction form
    8,850.59/13,271.27 = 2,609.78/x
  3. Step 3: Cross multiply
    8,850.59x = 13,271.27 × 2,609.78
  4. Step 4: Simplify right side
    8,850.59x = 34,635,015.62
  5. Step 5: Solve for x
    x = 34,635,015.62/8,850.59
  6. Step 6: Final answer
    x = 3,913.30

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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.