Home / 8,256.53-12,385.36-3,326.18

Finding the Fourth Proportional to 8,256.53, 12,385.36 and 3,326.18

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Solution

The fourth proportional to 8,256.53, 12,385.36 and 3,326.18 is: 4,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.53 : 12,385.36 = 3,326.18 : x
  2. Step 2: Convert to fraction form
    8,256.53/12,385.36 = 3,326.18/x
  3. Step 3: Cross multiply
    8,256.53x = 12,385.36 × 3,326.18
  4. Step 4: Simplify right side
    8,256.53x = 41,195,866.48
  5. Step 5: Solve for x
    x = 41,195,866.48/8,256.53
  6. Step 6: Final answer
    x = 4,989.49

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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.