Home / 11,672.04-16,106.82-6,366.60

Finding the Fourth Proportional to 11,672.04, 16,106.82 and 6,366.60

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Solution

The fourth proportional to 11,672.04, 16,106.82 and 6,366.60 is: 8,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.04 : 16,106.82 = 6,366.60 : x
  2. Step 2: Convert to fraction form
    11,672.04/16,106.82 = 6,366.60/x
  3. Step 3: Cross multiply
    11,672.04x = 16,106.82 × 6,366.60
  4. Step 4: Simplify right side
    11,672.04x = 102,545,680.21
  5. Step 5: Solve for x
    x = 102,545,680.21/11,672.04
  6. Step 6: Final answer
    x = 8,785.58

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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.