Home / 10,884.60-16,326.83-5,255.70

Finding the Fourth Proportional to 10,884.60, 16,326.83 and 5,255.70

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Solution

The fourth proportional to 10,884.60, 16,326.83 and 5,255.70 is: 7,883.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.60 : 16,326.83 = 5,255.70 : x
  2. Step 2: Convert to fraction form
    10,884.60/16,326.83 = 5,255.70/x
  3. Step 3: Cross multiply
    10,884.60x = 16,326.83 × 5,255.70
  4. Step 4: Simplify right side
    10,884.60x = 85,808,920.43
  5. Step 5: Solve for x
    x = 85,808,920.43/10,884.60
  6. Step 6: Final answer
    x = 7,883.52

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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.