Home / 2,358.39-3,516.99-2,229.06

Finding the Fourth Proportional to 2,358.39, 3,516.99 and 2,229.06

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Solution

The fourth proportional to 2,358.39, 3,516.99 and 2,229.06 is: 3,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.39 : 3,516.99 = 2,229.06 : x
  2. Step 2: Convert to fraction form
    2,358.39/3,516.99 = 2,229.06/x
  3. Step 3: Cross multiply
    2,358.39x = 3,516.99 × 2,229.06
  4. Step 4: Simplify right side
    2,358.39x = 7,839,581.73
  5. Step 5: Solve for x
    x = 7,839,581.73/2,358.39
  6. Step 6: Final answer
    x = 3,324.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.