Home / 3,308.88-4,963-1,117.56

Finding the Fourth Proportional to 3,308.88, 4,963 and 1,117.56

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Solution

The fourth proportional to 3,308.88, 4,963 and 1,117.56 is: 1,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.88 : 4,963 = 1,117.56 : x
  2. Step 2: Convert to fraction form
    3,308.88/4,963 = 1,117.56/x
  3. Step 3: Cross multiply
    3,308.88x = 4,963 × 1,117.56
  4. Step 4: Simplify right side
    3,308.88x = 5,546,450.28
  5. Step 5: Solve for x
    x = 5,546,450.28/3,308.88
  6. Step 6: Final answer
    x = 1,676.23

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1.5x scale

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.