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Finding the Fourth Proportional to 3,614.51, 4,986.54 and 2,435.96

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Solution

The fourth proportional to 3,614.51, 4,986.54 and 2,435.96 is: 3,360.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.51 : 4,986.54 = 2,435.96 : x
  2. Step 2: Convert to fraction form
    3,614.51/4,986.54 = 2,435.96/x
  3. Step 3: Cross multiply
    3,614.51x = 4,986.54 × 2,435.96
  4. Step 4: Simplify right side
    3,614.51x = 12,146,987.05
  5. Step 5: Solve for x
    x = 12,146,987.05/3,614.51
  6. Step 6: Final answer
    x = 3,360.62

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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.