Home / 10,894.28-16,341.44-3,103.08

Finding the Fourth Proportional to 10,894.28, 16,341.44 and 3,103.08

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Solution

The fourth proportional to 10,894.28, 16,341.44 and 3,103.08 is: 4,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.28 : 16,341.44 = 3,103.08 : x
  2. Step 2: Convert to fraction form
    10,894.28/16,341.44 = 3,103.08/x
  3. Step 3: Cross multiply
    10,894.28x = 16,341.44 × 3,103.08
  4. Step 4: Simplify right side
    10,894.28x = 50,708,795.64
  5. Step 5: Solve for x
    x = 50,708,795.64/10,894.28
  6. Step 6: Final answer
    x = 4,654.63

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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.