Home / 2,447.34-3,673.16-1,678.38

Finding the Fourth Proportional to 2,447.34, 3,673.16 and 1,678.38

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Solution

The fourth proportional to 2,447.34, 3,673.16 and 1,678.38 is: 2,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.34 : 3,673.16 = 1,678.38 : x
  2. Step 2: Convert to fraction form
    2,447.34/3,673.16 = 1,678.38/x
  3. Step 3: Cross multiply
    2,447.34x = 3,673.16 × 1,678.38
  4. Step 4: Simplify right side
    2,447.34x = 6,164,958.28
  5. Step 5: Solve for x
    x = 6,164,958.28/2,447.34
  6. Step 6: Final answer
    x = 2,519.04

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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.