Home / 8,027.60-11,066.96-6,920.33

Finding the Fourth Proportional to 8,027.60, 11,066.96 and 6,920.33

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Solution

The fourth proportional to 8,027.60, 11,066.96 and 6,920.33 is: 9,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.60 : 11,066.96 = 6,920.33 : x
  2. Step 2: Convert to fraction form
    8,027.60/11,066.96 = 6,920.33/x
  3. Step 3: Cross multiply
    8,027.60x = 11,066.96 × 6,920.33
  4. Step 4: Simplify right side
    8,027.60x = 76,586,977.26
  5. Step 5: Solve for x
    x = 76,586,977.26/8,027.60
  6. Step 6: Final answer
    x = 9,540.46

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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.