Home / 3,435.48-5,149.64-2,612.02

Finding the Fourth Proportional to 3,435.48, 5,149.64 and 2,612.02

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Solution

The fourth proportional to 3,435.48, 5,149.64 and 2,612.02 is: 3,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.48 : 5,149.64 = 2,612.02 : x
  2. Step 2: Convert to fraction form
    3,435.48/5,149.64 = 2,612.02/x
  3. Step 3: Cross multiply
    3,435.48x = 5,149.64 × 2,612.02
  4. Step 4: Simplify right side
    3,435.48x = 13,450,949.61
  5. Step 5: Solve for x
    x = 13,450,949.61/3,435.48
  6. Step 6: Final answer
    x = 3,915.31

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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.