Home / 11,064.20-16,557.30-6,906.15

Finding the Fourth Proportional to 11,064.20, 16,557.30 and 6,906.15

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Solution

The fourth proportional to 11,064.20, 16,557.30 and 6,906.15 is: 10,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.20 : 16,557.30 = 6,906.15 : x
  2. Step 2: Convert to fraction form
    11,064.20/16,557.30 = 6,906.15/x
  3. Step 3: Cross multiply
    11,064.20x = 16,557.30 × 6,906.15
  4. Step 4: Simplify right side
    11,064.20x = 114,347,197.40
  5. Step 5: Solve for x
    x = 114,347,197.40/11,064.20
  6. Step 6: Final answer
    x = 10,334.89

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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.