Home / 12,257.04-16,914.72-6,668

Finding the Fourth Proportional to 12,257.04, 16,914.72 and 6,668

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Solution

The fourth proportional to 12,257.04, 16,914.72 and 6,668 is: 9,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257.04 : 16,914.72 = 6,668 : x
  2. Step 2: Convert to fraction form
    12,257.04/16,914.72 = 6,668/x
  3. Step 3: Cross multiply
    12,257.04x = 16,914.72 × 6,668
  4. Step 4: Simplify right side
    12,257.04x = 112,787,352.96
  5. Step 5: Solve for x
    x = 112,787,352.96/12,257.04
  6. Step 6: Final answer
    x = 9,201.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.