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Finding the Fourth Proportional to 7,363.73, 11,045.60 and 1,817.17

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Solution

The fourth proportional to 7,363.73, 11,045.60 and 1,817.17 is: 2,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.73 : 11,045.60 = 1,817.17 : x
  2. Step 2: Convert to fraction form
    7,363.73/11,045.60 = 1,817.17/x
  3. Step 3: Cross multiply
    7,363.73x = 11,045.60 × 1,817.17
  4. Step 4: Simplify right side
    7,363.73x = 20,071,732.95
  5. Step 5: Solve for x
    x = 20,071,732.95/7,363.73
  6. Step 6: Final answer
    x = 2,725.76

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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.