Home / 12,849.24-19,273.76-6,611

Finding the Fourth Proportional to 12,849.24, 19,273.76 and 6,611

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Solution

The fourth proportional to 12,849.24, 19,273.76 and 6,611 is: 9,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.24 : 19,273.76 = 6,611 : x
  2. Step 2: Convert to fraction form
    12,849.24/19,273.76 = 6,611/x
  3. Step 3: Cross multiply
    12,849.24x = 19,273.76 × 6,611
  4. Step 4: Simplify right side
    12,849.24x = 127,418,827.36
  5. Step 5: Solve for x
    x = 127,418,827.36/12,849.24
  6. Step 6: Final answer
    x = 9,916.45

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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.