Home / 11,261.24-16,892.20-3,865.60

Finding the Fourth Proportional to 11,261.24, 16,892.20 and 3,865.60

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Solution

The fourth proportional to 11,261.24, 16,892.20 and 3,865.60 is: 5,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.24 : 16,892.20 = 3,865.60 : x
  2. Step 2: Convert to fraction form
    11,261.24/16,892.20 = 3,865.60/x
  3. Step 3: Cross multiply
    11,261.24x = 16,892.20 × 3,865.60
  4. Step 4: Simplify right side
    11,261.24x = 65,298,403.86
  5. Step 5: Solve for x
    x = 65,298,403.86/11,261.24
  6. Step 6: Final answer
    x = 5,798.51

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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.