Home / 6,954.31-10,429.30-2,511.40

Finding the Fourth Proportional to 6,954.31, 10,429.30 and 2,511.40

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Solution

The fourth proportional to 6,954.31, 10,429.30 and 2,511.40 is: 3,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.31 : 10,429.30 = 2,511.40 : x
  2. Step 2: Convert to fraction form
    6,954.31/10,429.30 = 2,511.40/x
  3. Step 3: Cross multiply
    6,954.31x = 10,429.30 × 2,511.40
  4. Step 4: Simplify right side
    6,954.31x = 26,192,104.25
  5. Step 5: Solve for x
    x = 26,192,104.25/6,954.31
  6. Step 6: Final answer
    x = 3,766.31

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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.