Home / 11,725.65-16,164.63-8,362.71

Finding the Fourth Proportional to 11,725.65, 16,164.63 and 8,362.71

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Solution

The fourth proportional to 11,725.65, 16,164.63 and 8,362.71 is: 11,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.65 : 16,164.63 = 8,362.71 : x
  2. Step 2: Convert to fraction form
    11,725.65/16,164.63 = 8,362.71/x
  3. Step 3: Cross multiply
    11,725.65x = 16,164.63 × 8,362.71
  4. Step 4: Simplify right side
    11,725.65x = 135,180,112.95
  5. Step 5: Solve for x
    x = 135,180,112.95/11,725.65
  6. Step 6: Final answer
    x = 11,528.58

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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.