Home / 8,187.50-12,282.06-3,256.04

Finding the Fourth Proportional to 8,187.50, 12,282.06 and 3,256.04

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Solution

The fourth proportional to 8,187.50, 12,282.06 and 3,256.04 is: 4,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.50 : 12,282.06 = 3,256.04 : x
  2. Step 2: Convert to fraction form
    8,187.50/12,282.06 = 3,256.04/x
  3. Step 3: Cross multiply
    8,187.50x = 12,282.06 × 3,256.04
  4. Step 4: Simplify right side
    8,187.50x = 39,990,878.64
  5. Step 5: Solve for x
    x = 39,990,878.64/8,187.50
  6. Step 6: Final answer
    x = 4,884.38

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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.