Home / 3,093.25-4,639.79-1,145.41

Finding the Fourth Proportional to 3,093.25, 4,639.79 and 1,145.41

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Solution

The fourth proportional to 3,093.25, 4,639.79 and 1,145.41 is: 1,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.25 : 4,639.79 = 1,145.41 : x
  2. Step 2: Convert to fraction form
    3,093.25/4,639.79 = 1,145.41/x
  3. Step 3: Cross multiply
    3,093.25x = 4,639.79 × 1,145.41
  4. Step 4: Simplify right side
    3,093.25x = 5,314,456.14
  5. Step 5: Solve for x
    x = 5,314,456.14/3,093.25
  6. Step 6: Final answer
    x = 1,718.08

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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.