Home / 11,277.58-16,917.99-3,487

Finding the Fourth Proportional to 11,277.58, 16,917.99 and 3,487

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Solution

The fourth proportional to 11,277.58, 16,917.99 and 3,487 is: 5,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.58 : 16,917.99 = 3,487 : x
  2. Step 2: Convert to fraction form
    11,277.58/16,917.99 = 3,487/x
  3. Step 3: Cross multiply
    11,277.58x = 16,917.99 × 3,487
  4. Step 4: Simplify right side
    11,277.58x = 58,993,031.13
  5. Step 5: Solve for x
    x = 58,993,031.13/11,277.58
  6. Step 6: Final answer
    x = 5,231.00

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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.