Home / 11,116.88-16,670.45-3,323.87

Finding the Fourth Proportional to 11,116.88, 16,670.45 and 3,323.87

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Solution

The fourth proportional to 11,116.88, 16,670.45 and 3,323.87 is: 4,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.88 : 16,670.45 = 3,323.87 : x
  2. Step 2: Convert to fraction form
    11,116.88/16,670.45 = 3,323.87/x
  3. Step 3: Cross multiply
    11,116.88x = 16,670.45 × 3,323.87
  4. Step 4: Simplify right side
    11,116.88x = 55,410,308.67
  5. Step 5: Solve for x
    x = 55,410,308.67/11,116.88
  6. Step 6: Final answer
    x = 4,984.34

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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.