Home / 10,803.58-16,203.98-2,906.75

Finding the Fourth Proportional to 10,803.58, 16,203.98 and 2,906.75

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Solution

The fourth proportional to 10,803.58, 16,203.98 and 2,906.75 is: 4,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.58 : 16,203.98 = 2,906.75 : x
  2. Step 2: Convert to fraction form
    10,803.58/16,203.98 = 2,906.75/x
  3. Step 3: Cross multiply
    10,803.58x = 16,203.98 × 2,906.75
  4. Step 4: Simplify right side
    10,803.58x = 47,100,966.64
  5. Step 5: Solve for x
    x = 47,100,966.64/10,803.58
  6. Step 6: Final answer
    x = 4,359.76

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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.