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Finding the Fourth Proportional to 11,476.84, 17,211.12 and 4,903.44

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Solution

The fourth proportional to 11,476.84, 17,211.12 and 4,903.44 is: 7,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.84 : 17,211.12 = 4,903.44 : x
  2. Step 2: Convert to fraction form
    11,476.84/17,211.12 = 4,903.44/x
  3. Step 3: Cross multiply
    11,476.84x = 17,211.12 × 4,903.44
  4. Step 4: Simplify right side
    11,476.84x = 84,393,694.25
  5. Step 5: Solve for x
    x = 84,393,694.25/11,476.84
  6. Step 6: Final answer
    x = 7,353.39

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1.5x scale

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.