Home / 2,354.67-3,247.26-1,513.89

Finding the Fourth Proportional to 2,354.67, 3,247.26 and 1,513.89

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Solution

The fourth proportional to 2,354.67, 3,247.26 and 1,513.89 is: 2,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.67 : 3,247.26 = 1,513.89 : x
  2. Step 2: Convert to fraction form
    2,354.67/3,247.26 = 1,513.89/x
  3. Step 3: Cross multiply
    2,354.67x = 3,247.26 × 1,513.89
  4. Step 4: Simplify right side
    2,354.67x = 4,915,994.44
  5. Step 5: Solve for x
    x = 4,915,994.44/2,354.67
  6. Step 6: Final answer
    x = 2,087.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.