Home / 8,256.44-12,385.16-3,326.08

Finding the Fourth Proportional to 8,256.44, 12,385.16 and 3,326.08

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Solution

The fourth proportional to 8,256.44, 12,385.16 and 3,326.08 is: 4,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.44 : 12,385.16 = 3,326.08 : x
  2. Step 2: Convert to fraction form
    8,256.44/12,385.16 = 3,326.08/x
  3. Step 3: Cross multiply
    8,256.44x = 12,385.16 × 3,326.08
  4. Step 4: Simplify right side
    8,256.44x = 41,194,032.97
  5. Step 5: Solve for x
    x = 41,194,032.97/8,256.44
  6. Step 6: Final answer
    x = 4,989.32

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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.