Home / 11,261.72-16,892.60-3,470.48

Finding the Fourth Proportional to 11,261.72, 16,892.60 and 3,470.48

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Solution

The fourth proportional to 11,261.72, 16,892.60 and 3,470.48 is: 5,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.72 : 16,892.60 = 3,470.48 : x
  2. Step 2: Convert to fraction form
    11,261.72/16,892.60 = 3,470.48/x
  3. Step 3: Cross multiply
    11,261.72x = 16,892.60 × 3,470.48
  4. Step 4: Simplify right side
    11,261.72x = 58,625,430.45
  5. Step 5: Solve for x
    x = 58,625,430.45/11,261.72
  6. Step 6: Final answer
    x = 5,205.73

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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.