Home / 11,101.76-16,653.36-3,311.36

Finding the Fourth Proportional to 11,101.76, 16,653.36 and 3,311.36

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Solution

The fourth proportional to 11,101.76, 16,653.36 and 3,311.36 is: 4,967.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.76 : 16,653.36 = 3,311.36 : x
  2. Step 2: Convert to fraction form
    11,101.76/16,653.36 = 3,311.36/x
  3. Step 3: Cross multiply
    11,101.76x = 16,653.36 × 3,311.36
  4. Step 4: Simplify right side
    11,101.76x = 55,145,270.17
  5. Step 5: Solve for x
    x = 55,145,270.17/11,101.76
  6. Step 6: Final answer
    x = 4,967.25

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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.