Home / 11,255.78-16,883.89-3,464.60

Finding the Fourth Proportional to 11,255.78, 16,883.89 and 3,464.60

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Solution

The fourth proportional to 11,255.78, 16,883.89 and 3,464.60 is: 5,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,255.78 : 16,883.89 = 3,464.60 : x
  2. Step 2: Convert to fraction form
    11,255.78/16,883.89 = 3,464.60/x
  3. Step 3: Cross multiply
    11,255.78x = 16,883.89 × 3,464.60
  4. Step 4: Simplify right side
    11,255.78x = 58,495,832.21
  5. Step 5: Solve for x
    x = 58,495,832.21/11,255.78
  6. Step 6: Final answer
    x = 5,196.96

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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.