Home / 3,015.49-4,523.94-935.39

Finding the Fourth Proportional to 3,015.49, 4,523.94 and 935.39

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Solution

The fourth proportional to 3,015.49, 4,523.94 and 935.39 is: 1,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.49 : 4,523.94 = 935.39 : x
  2. Step 2: Convert to fraction form
    3,015.49/4,523.94 = 935.39/x
  3. Step 3: Cross multiply
    3,015.49x = 4,523.94 × 935.39
  4. Step 4: Simplify right side
    3,015.49x = 4,231,648.24
  5. Step 5: Solve for x
    x = 4,231,648.24/3,015.49
  6. Step 6: Final answer
    x = 1,403.30

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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.