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Finding the Fourth Proportional to 11,292.98, 16,941.72 and 3,501.50

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Solution

The fourth proportional to 11,292.98, 16,941.72 and 3,501.50 is: 5,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.98 : 16,941.72 = 3,501.50 : x
  2. Step 2: Convert to fraction form
    11,292.98/16,941.72 = 3,501.50/x
  3. Step 3: Cross multiply
    11,292.98x = 16,941.72 × 3,501.50
  4. Step 4: Simplify right side
    11,292.98x = 59,321,432.58
  5. Step 5: Solve for x
    x = 59,321,432.58/11,292.98
  6. Step 6: Final answer
    x = 5,252.95

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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.