Home / 11,284.68-15,553.71-8,626.26

Finding the Fourth Proportional to 11,284.68, 15,553.71 and 8,626.26

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Solution

The fourth proportional to 11,284.68, 15,553.71 and 8,626.26 is: 11,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.68 : 15,553.71 = 8,626.26 : x
  2. Step 2: Convert to fraction form
    11,284.68/15,553.71 = 8,626.26/x
  3. Step 3: Cross multiply
    11,284.68x = 15,553.71 × 8,626.26
  4. Step 4: Simplify right side
    11,284.68x = 134,170,346.42
  5. Step 5: Solve for x
    x = 134,170,346.42/11,284.68
  6. Step 6: Final answer
    x = 11,889.60

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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.