Home / 8,256.36-12,380.04-3,323.46

Finding the Fourth Proportional to 8,256.36, 12,380.04 and 3,323.46

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Solution

The fourth proportional to 8,256.36, 12,380.04 and 3,323.46 is: 4,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.36 : 12,380.04 = 3,323.46 : x
  2. Step 2: Convert to fraction form
    8,256.36/12,380.04 = 3,323.46/x
  3. Step 3: Cross multiply
    8,256.36x = 12,380.04 × 3,323.46
  4. Step 4: Simplify right side
    8,256.36x = 41,144,567.74
  5. Step 5: Solve for x
    x = 41,144,567.74/8,256.36
  6. Step 6: Final answer
    x = 4,983.38

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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.