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Finding the Fourth Proportional to 11,802.46, 17,706.26 and 5,562.49

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Solution

The fourth proportional to 11,802.46, 17,706.26 and 5,562.49 is: 8,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.46 : 17,706.26 = 5,562.49 : x
  2. Step 2: Convert to fraction form
    11,802.46/17,706.26 = 5,562.49/x
  3. Step 3: Cross multiply
    11,802.46x = 17,706.26 × 5,562.49
  4. Step 4: Simplify right side
    11,802.46x = 98,490,894.19
  5. Step 5: Solve for x
    x = 98,490,894.19/11,802.46
  6. Step 6: Final answer
    x = 8,344.95

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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.