Home / 12,076.11-18,110.88-3,308.94

Finding the Fourth Proportional to 12,076.11, 18,110.88 and 3,308.94

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Solution

The fourth proportional to 12,076.11, 18,110.88 and 3,308.94 is: 4,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,076.11 : 18,110.88 = 3,308.94 : x
  2. Step 2: Convert to fraction form
    12,076.11/18,110.88 = 3,308.94/x
  3. Step 3: Cross multiply
    12,076.11x = 18,110.88 × 3,308.94
  4. Step 4: Simplify right side
    12,076.11x = 59,927,815.27
  5. Step 5: Solve for x
    x = 59,927,815.27/12,076.11
  6. Step 6: Final answer
    x = 4,962.51

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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.