Home / 10,983.56-16,478.06-3,192.44

Finding the Fourth Proportional to 10,983.56, 16,478.06 and 3,192.44

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Solution

The fourth proportional to 10,983.56, 16,478.06 and 3,192.44 is: 4,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.56 : 16,478.06 = 3,192.44 : x
  2. Step 2: Convert to fraction form
    10,983.56/16,478.06 = 3,192.44/x
  3. Step 3: Cross multiply
    10,983.56x = 16,478.06 × 3,192.44
  4. Step 4: Simplify right side
    10,983.56x = 52,605,217.87
  5. Step 5: Solve for x
    x = 52,605,217.87/10,983.56
  6. Step 6: Final answer
    x = 4,789.45

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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.