Home / 11,141.56-16,712.40-3,350.80

Finding the Fourth Proportional to 11,141.56, 16,712.40 and 3,350.80

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Solution

The fourth proportional to 11,141.56, 16,712.40 and 3,350.80 is: 5,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.56 : 16,712.40 = 3,350.80 : x
  2. Step 2: Convert to fraction form
    11,141.56/16,712.40 = 3,350.80/x
  3. Step 3: Cross multiply
    11,141.56x = 16,712.40 × 3,350.80
  4. Step 4: Simplify right side
    11,141.56x = 55,999,909.92
  5. Step 5: Solve for x
    x = 55,999,909.92/11,141.56
  6. Step 6: Final answer
    x = 5,026.22

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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.