Home / 11,265.43-16,886.41-4,240.62

Finding the Fourth Proportional to 11,265.43, 16,886.41 and 4,240.62

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Solution

The fourth proportional to 11,265.43, 16,886.41 and 4,240.62 is: 6,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.43 : 16,886.41 = 4,240.62 : x
  2. Step 2: Convert to fraction form
    11,265.43/16,886.41 = 4,240.62/x
  3. Step 3: Cross multiply
    11,265.43x = 16,886.41 × 4,240.62
  4. Step 4: Simplify right side
    11,265.43x = 71,608,847.97
  5. Step 5: Solve for x
    x = 71,608,847.97/11,265.43
  6. Step 6: Final answer
    x = 6,356.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.