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Finding the Fourth Proportional to 7,283.50, 10,927.19 and 2,603.99

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Solution

The fourth proportional to 7,283.50, 10,927.19 and 2,603.99 is: 3,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.50 : 10,927.19 = 2,603.99 : x
  2. Step 2: Convert to fraction form
    7,283.50/10,927.19 = 2,603.99/x
  3. Step 3: Cross multiply
    7,283.50x = 10,927.19 × 2,603.99
  4. Step 4: Simplify right side
    7,283.50x = 28,454,327.32
  5. Step 5: Solve for x
    x = 28,454,327.32/7,283.50
  6. Step 6: Final answer
    x = 3,906.68

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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.