Home / 3,145.39-4,736.44-2,329.42

Finding the Fourth Proportional to 3,145.39, 4,736.44 and 2,329.42

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Solution

The fourth proportional to 3,145.39, 4,736.44 and 2,329.42 is: 3,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.39 : 4,736.44 = 2,329.42 : x
  2. Step 2: Convert to fraction form
    3,145.39/4,736.44 = 2,329.42/x
  3. Step 3: Cross multiply
    3,145.39x = 4,736.44 × 2,329.42
  4. Step 4: Simplify right side
    3,145.39x = 11,033,158.06
  5. Step 5: Solve for x
    x = 11,033,158.06/3,145.39
  6. Step 6: Final answer
    x = 3,507.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.