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Finding the Fourth Proportional to 2,906.61, 4,359.94 and 1,033.99

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Solution

The fourth proportional to 2,906.61, 4,359.94 and 1,033.99 is: 1,550.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906.61 : 4,359.94 = 1,033.99 : x
  2. Step 2: Convert to fraction form
    2,906.61/4,359.94 = 1,033.99/x
  3. Step 3: Cross multiply
    2,906.61x = 4,359.94 × 1,033.99
  4. Step 4: Simplify right side
    2,906.61x = 4,508,134.36
  5. Step 5: Solve for x
    x = 4,508,134.36/2,906.61
  6. Step 6: Final answer
    x = 1,550.99

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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.