Home / 2,348.14-3,519.89-1,308.63

Finding the Fourth Proportional to 2,348.14, 3,519.89 and 1,308.63

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Solution

The fourth proportional to 2,348.14, 3,519.89 and 1,308.63 is: 1,961.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.14 : 3,519.89 = 1,308.63 : x
  2. Step 2: Convert to fraction form
    2,348.14/3,519.89 = 1,308.63/x
  3. Step 3: Cross multiply
    2,348.14x = 3,519.89 × 1,308.63
  4. Step 4: Simplify right side
    2,348.14x = 4,606,233.65
  5. Step 5: Solve for x
    x = 4,606,233.65/2,348.14
  6. Step 6: Final answer
    x = 1,961.65

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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.