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Finding the Fourth Proportional to 6,603.36, 9,903.42 and 2,906.52

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Solution

The fourth proportional to 6,603.36, 9,903.42 and 2,906.52 is: 4,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.36 : 9,903.42 = 2,906.52 : x
  2. Step 2: Convert to fraction form
    6,603.36/9,903.42 = 2,906.52/x
  3. Step 3: Cross multiply
    6,603.36x = 9,903.42 × 2,906.52
  4. Step 4: Simplify right side
    6,603.36x = 28,784,488.30
  5. Step 5: Solve for x
    x = 28,784,488.30/6,603.36
  6. Step 6: Final answer
    x = 4,359.07

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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.