Home / 12,195.04-18,293.78-3,310.50

Finding the Fourth Proportional to 12,195.04, 18,293.78 and 3,310.50

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Solution

The fourth proportional to 12,195.04, 18,293.78 and 3,310.50 is: 4,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195.04 : 18,293.78 = 3,310.50 : x
  2. Step 2: Convert to fraction form
    12,195.04/18,293.78 = 3,310.50/x
  3. Step 3: Cross multiply
    12,195.04x = 18,293.78 × 3,310.50
  4. Step 4: Simplify right side
    12,195.04x = 60,561,635.57
  5. Step 5: Solve for x
    x = 60,561,635.57/12,195.04
  6. Step 6: Final answer
    x = 4,966.09

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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.