Home / 8,028.78-12,044.04-2,185.84

Finding the Fourth Proportional to 8,028.78, 12,044.04 and 2,185.84

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Solution

The fourth proportional to 8,028.78, 12,044.04 and 2,185.84 is: 3,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.78 : 12,044.04 = 2,185.84 : x
  2. Step 2: Convert to fraction form
    8,028.78/12,044.04 = 2,185.84/x
  3. Step 3: Cross multiply
    8,028.78x = 12,044.04 × 2,185.84
  4. Step 4: Simplify right side
    8,028.78x = 26,326,344.39
  5. Step 5: Solve for x
    x = 26,326,344.39/8,028.78
  6. Step 6: Final answer
    x = 3,279.00

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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.