Home / 11,492.49-17,224.80-5,243.94

Finding the Fourth Proportional to 11,492.49, 17,224.80 and 5,243.94

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Solution

The fourth proportional to 11,492.49, 17,224.80 and 5,243.94 is: 7,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492.49 : 17,224.80 = 5,243.94 : x
  2. Step 2: Convert to fraction form
    11,492.49/17,224.80 = 5,243.94/x
  3. Step 3: Cross multiply
    11,492.49x = 17,224.80 × 5,243.94
  4. Step 4: Simplify right side
    11,492.49x = 90,325,817.71
  5. Step 5: Solve for x
    x = 90,325,817.71/11,492.49
  6. Step 6: Final answer
    x = 7,859.55

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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.