Home / 2,963.36-4,086.78-2,467.64

Finding the Fourth Proportional to 2,963.36, 4,086.78 and 2,467.64

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Solution

The fourth proportional to 2,963.36, 4,086.78 and 2,467.64 is: 3,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.36 : 4,086.78 = 2,467.64 : x
  2. Step 2: Convert to fraction form
    2,963.36/4,086.78 = 2,467.64/x
  3. Step 3: Cross multiply
    2,963.36x = 4,086.78 × 2,467.64
  4. Step 4: Simplify right side
    2,963.36x = 10,084,701.80
  5. Step 5: Solve for x
    x = 10,084,701.80/2,963.36
  6. Step 6: Final answer
    x = 3,403.13

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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.