Home / 3,361.12-4,637.28-1,963.36

Finding the Fourth Proportional to 3,361.12, 4,637.28 and 1,963.36

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Solution

The fourth proportional to 3,361.12, 4,637.28 and 1,963.36 is: 2,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.12 : 4,637.28 = 1,963.36 : x
  2. Step 2: Convert to fraction form
    3,361.12/4,637.28 = 1,963.36/x
  3. Step 3: Cross multiply
    3,361.12x = 4,637.28 × 1,963.36
  4. Step 4: Simplify right side
    3,361.12x = 9,104,650.06
  5. Step 5: Solve for x
    x = 9,104,650.06/3,361.12
  6. Step 6: Final answer
    x = 2,708.81

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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.