Home / 3,963.96-5,466.30-2,637.72

Finding the Fourth Proportional to 3,963.96, 5,466.30 and 2,637.72

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Solution

The fourth proportional to 3,963.96, 5,466.30 and 2,637.72 is: 3,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.96 : 5,466.30 = 2,637.72 : x
  2. Step 2: Convert to fraction form
    3,963.96/5,466.30 = 2,637.72/x
  3. Step 3: Cross multiply
    3,963.96x = 5,466.30 × 2,637.72
  4. Step 4: Simplify right side
    3,963.96x = 14,418,568.84
  5. Step 5: Solve for x
    x = 14,418,568.84/3,963.96
  6. Step 6: Final answer
    x = 3,637.42

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1.5x scale

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.