Home / 11,102.18-16,656.60-3,310.98

Finding the Fourth Proportional to 11,102.18, 16,656.60 and 3,310.98

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Solution

The fourth proportional to 11,102.18, 16,656.60 and 3,310.98 is: 4,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.18 : 16,656.60 = 3,310.98 : x
  2. Step 2: Convert to fraction form
    11,102.18/16,656.60 = 3,310.98/x
  3. Step 3: Cross multiply
    11,102.18x = 16,656.60 × 3,310.98
  4. Step 4: Simplify right side
    11,102.18x = 55,149,669.47
  5. Step 5: Solve for x
    x = 55,149,669.47/11,102.18
  6. Step 6: Final answer
    x = 4,967.47

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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.