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Finding the Fourth Proportional to 6,603.73, 9,905.60 and 2,710.87

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Solution

The fourth proportional to 6,603.73, 9,905.60 and 2,710.87 is: 4,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.73 : 9,905.60 = 2,710.87 : x
  2. Step 2: Convert to fraction form
    6,603.73/9,905.60 = 2,710.87/x
  3. Step 3: Cross multiply
    6,603.73x = 9,905.60 × 2,710.87
  4. Step 4: Simplify right side
    6,603.73x = 26,852,793.87
  5. Step 5: Solve for x
    x = 26,852,793.87/6,603.73
  6. Step 6: Final answer
    x = 4,066.31

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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.