Home / 10,884.20-16,324.67-3,487.88

Finding the Fourth Proportional to 10,884.20, 16,324.67 and 3,487.88

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Solution

The fourth proportional to 10,884.20, 16,324.67 and 3,487.88 is: 5,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.20 : 16,324.67 = 3,487.88 : x
  2. Step 2: Convert to fraction form
    10,884.20/16,324.67 = 3,487.88/x
  3. Step 3: Cross multiply
    10,884.20x = 16,324.67 × 3,487.88
  4. Step 4: Simplify right side
    10,884.20x = 56,938,539.53
  5. Step 5: Solve for x
    x = 56,938,539.53/10,884.20
  6. Step 6: Final answer
    x = 5,231.30

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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.