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Finding the Fourth Proportional to 11,304.95, 16,959.02 and 4,729.64

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Solution

The fourth proportional to 11,304.95, 16,959.02 and 4,729.64 is: 7,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304.95 : 16,959.02 = 4,729.64 : x
  2. Step 2: Convert to fraction form
    11,304.95/16,959.02 = 4,729.64/x
  3. Step 3: Cross multiply
    11,304.95x = 16,959.02 × 4,729.64
  4. Step 4: Simplify right side
    11,304.95x = 80,209,950.91
  5. Step 5: Solve for x
    x = 80,209,950.91/11,304.95
  6. Step 6: Final answer
    x = 7,095.12

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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.