Home / 10,995.60-16,493.64-3,204.48

Finding the Fourth Proportional to 10,995.60, 16,493.64 and 3,204.48

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Solution

The fourth proportional to 10,995.60, 16,493.64 and 3,204.48 is: 4,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.60 : 16,493.64 = 3,204.48 : x
  2. Step 2: Convert to fraction form
    10,995.60/16,493.64 = 3,204.48/x
  3. Step 3: Cross multiply
    10,995.60x = 16,493.64 × 3,204.48
  4. Step 4: Simplify right side
    10,995.60x = 52,853,539.51
  5. Step 5: Solve for x
    x = 52,853,539.51/10,995.60
  6. Step 6: Final answer
    x = 4,806.79

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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.