Home / 6,942.88-10,411.85-2,011.50

Finding the Fourth Proportional to 6,942.88, 10,411.85 and 2,011.50

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Solution

The fourth proportional to 6,942.88, 10,411.85 and 2,011.50 is: 3,016.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.88 : 10,411.85 = 2,011.50 : x
  2. Step 2: Convert to fraction form
    6,942.88/10,411.85 = 2,011.50/x
  3. Step 3: Cross multiply
    6,942.88x = 10,411.85 × 2,011.50
  4. Step 4: Simplify right side
    6,942.88x = 20,943,436.28
  5. Step 5: Solve for x
    x = 20,943,436.28/6,942.88
  6. Step 6: Final answer
    x = 3,016.53

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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.