Home / 8,125.60-11,214.24-6,796.96

Finding the Fourth Proportional to 8,125.60, 11,214.24 and 6,796.96

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Solution

The fourth proportional to 8,125.60, 11,214.24 and 6,796.96 is: 9,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.60 : 11,214.24 = 6,796.96 : x
  2. Step 2: Convert to fraction form
    8,125.60/11,214.24 = 6,796.96/x
  3. Step 3: Cross multiply
    8,125.60x = 11,214.24 × 6,796.96
  4. Step 4: Simplify right side
    8,125.60x = 76,222,740.71
  5. Step 5: Solve for x
    x = 76,222,740.71/8,125.60
  6. Step 6: Final answer
    x = 9,380.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.