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Finding the Fourth Proportional to 2,935.48, 4,392.74 and 2,550.02

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Solution

The fourth proportional to 2,935.48, 4,392.74 and 2,550.02 is: 3,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.48 : 4,392.74 = 2,550.02 : x
  2. Step 2: Convert to fraction form
    2,935.48/4,392.74 = 2,550.02/x
  3. Step 3: Cross multiply
    2,935.48x = 4,392.74 × 2,550.02
  4. Step 4: Simplify right side
    2,935.48x = 11,201,574.85
  5. Step 5: Solve for x
    x = 11,201,574.85/2,935.48
  6. Step 6: Final answer
    x = 3,815.93

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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.