Home / 11,206.49-15,464.83-6,170.61

Finding the Fourth Proportional to 11,206.49, 15,464.83 and 6,170.61

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Solution

The fourth proportional to 11,206.49, 15,464.83 and 6,170.61 is: 8,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.49 : 15,464.83 = 6,170.61 : x
  2. Step 2: Convert to fraction form
    11,206.49/15,464.83 = 6,170.61/x
  3. Step 3: Cross multiply
    11,206.49x = 15,464.83 × 6,170.61
  4. Step 4: Simplify right side
    11,206.49x = 95,427,434.65
  5. Step 5: Solve for x
    x = 95,427,434.65/11,206.49
  6. Step 6: Final answer
    x = 8,515.37

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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.