Home / 3,397.14-4,676-2,511.40

Finding the Fourth Proportional to 3,397.14, 4,676 and 2,511.40

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Solution

The fourth proportional to 3,397.14, 4,676 and 2,511.40 is: 3,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.14 : 4,676 = 2,511.40 : x
  2. Step 2: Convert to fraction form
    3,397.14/4,676 = 2,511.40/x
  3. Step 3: Cross multiply
    3,397.14x = 4,676 × 2,511.40
  4. Step 4: Simplify right side
    3,397.14x = 11,743,306.40
  5. Step 5: Solve for x
    x = 11,743,306.40/3,397.14
  6. Step 6: Final answer
    x = 3,456.82

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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.