Home / 10,849.91-16,274.16-3,459.66

Finding the Fourth Proportional to 10,849.91, 16,274.16 and 3,459.66

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Solution

The fourth proportional to 10,849.91, 16,274.16 and 3,459.66 is: 5,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.91 : 16,274.16 = 3,459.66 : x
  2. Step 2: Convert to fraction form
    10,849.91/16,274.16 = 3,459.66/x
  3. Step 3: Cross multiply
    10,849.91x = 16,274.16 × 3,459.66
  4. Step 4: Simplify right side
    10,849.91x = 56,303,060.39
  5. Step 5: Solve for x
    x = 56,303,060.39/10,849.91
  6. Step 6: Final answer
    x = 5,189.27

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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.