Home / 3,255.47-4,880.46-2,637.64

Finding the Fourth Proportional to 3,255.47, 4,880.46 and 2,637.64

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Solution

The fourth proportional to 3,255.47, 4,880.46 and 2,637.64 is: 3,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.47 : 4,880.46 = 2,637.64 : x
  2. Step 2: Convert to fraction form
    3,255.47/4,880.46 = 2,637.64/x
  3. Step 3: Cross multiply
    3,255.47x = 4,880.46 × 2,637.64
  4. Step 4: Simplify right side
    3,255.47x = 12,872,915.31
  5. Step 5: Solve for x
    x = 12,872,915.31/3,255.47
  6. Step 6: Final answer
    x = 3,954.24

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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.