Home / 8,328.60-11,481.29-6,335.69

Finding the Fourth Proportional to 8,328.60, 11,481.29 and 6,335.69

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Solution

The fourth proportional to 8,328.60, 11,481.29 and 6,335.69 is: 8,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.60 : 11,481.29 = 6,335.69 : x
  2. Step 2: Convert to fraction form
    8,328.60/11,481.29 = 6,335.69/x
  3. Step 3: Cross multiply
    8,328.60x = 11,481.29 × 6,335.69
  4. Step 4: Simplify right side
    8,328.60x = 72,741,961.43
  5. Step 5: Solve for x
    x = 72,741,961.43/8,328.60
  6. Step 6: Final answer
    x = 8,734.00

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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.