Home / 5,447.60-8,171.40-2,676.06

Finding the Fourth Proportional to 5,447.60, 8,171.40 and 2,676.06

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Solution

The fourth proportional to 5,447.60, 8,171.40 and 2,676.06 is: 4,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.60 : 8,171.40 = 2,676.06 : x
  2. Step 2: Convert to fraction form
    5,447.60/8,171.40 = 2,676.06/x
  3. Step 3: Cross multiply
    5,447.60x = 8,171.40 × 2,676.06
  4. Step 4: Simplify right side
    5,447.60x = 21,867,156.68
  5. Step 5: Solve for x
    x = 21,867,156.68/5,447.60
  6. Step 6: Final answer
    x = 4,014.09

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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.