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Finding the Fourth Proportional to 3,562.63, 4,918.16 and 2,502.65

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Solution

The fourth proportional to 3,562.63, 4,918.16 and 2,502.65 is: 3,454.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.63 : 4,918.16 = 2,502.65 : x
  2. Step 2: Convert to fraction form
    3,562.63/4,918.16 = 2,502.65/x
  3. Step 3: Cross multiply
    3,562.63x = 4,918.16 × 2,502.65
  4. Step 4: Simplify right side
    3,562.63x = 12,308,396.02
  5. Step 5: Solve for x
    x = 12,308,396.02/3,562.63
  6. Step 6: Final answer
    x = 3,454.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.