Home / 11,002.20-16,503.30-6,336.60

Finding the Fourth Proportional to 11,002.20, 16,503.30 and 6,336.60

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Solution

The fourth proportional to 11,002.20, 16,503.30 and 6,336.60 is: 9,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.20 : 16,503.30 = 6,336.60 : x
  2. Step 2: Convert to fraction form
    11,002.20/16,503.30 = 6,336.60/x
  3. Step 3: Cross multiply
    11,002.20x = 16,503.30 × 6,336.60
  4. Step 4: Simplify right side
    11,002.20x = 104,574,810.78
  5. Step 5: Solve for x
    x = 104,574,810.78/11,002.20
  6. Step 6: Final answer
    x = 9,504.90

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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.