Home / 8,305.88-12,451.54-3,924.60

Finding the Fourth Proportional to 8,305.88, 12,451.54 and 3,924.60

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Solution

The fourth proportional to 8,305.88, 12,451.54 and 3,924.60 is: 5,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.88 : 12,451.54 = 3,924.60 : x
  2. Step 2: Convert to fraction form
    8,305.88/12,451.54 = 3,924.60/x
  3. Step 3: Cross multiply
    8,305.88x = 12,451.54 × 3,924.60
  4. Step 4: Simplify right side
    8,305.88x = 48,867,313.88
  5. Step 5: Solve for x
    x = 48,867,313.88/8,305.88
  6. Step 6: Final answer
    x = 5,883.46

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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.