Home / 10,999.56-16,500.96-3,207.36

Finding the Fourth Proportional to 10,999.56, 16,500.96 and 3,207.36

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Solution

The fourth proportional to 10,999.56, 16,500.96 and 3,207.36 is: 4,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.56 : 16,500.96 = 3,207.36 : x
  2. Step 2: Convert to fraction form
    10,999.56/16,500.96 = 3,207.36/x
  3. Step 3: Cross multiply
    10,999.56x = 16,500.96 × 3,207.36
  4. Step 4: Simplify right side
    10,999.56x = 52,924,519.07
  5. Step 5: Solve for x
    x = 52,924,519.07/10,999.56
  6. Step 6: Final answer
    x = 4,811.51

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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.