Home / 6,940.38-10,410.98-2,560.88

Finding the Fourth Proportional to 6,940.38, 10,410.98 and 2,560.88

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Solution

The fourth proportional to 6,940.38, 10,410.98 and 2,560.88 is: 3,841.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.38 : 10,410.98 = 2,560.88 : x
  2. Step 2: Convert to fraction form
    6,940.38/10,410.98 = 2,560.88/x
  3. Step 3: Cross multiply
    6,940.38x = 10,410.98 × 2,560.88
  4. Step 4: Simplify right side
    6,940.38x = 26,661,270.46
  5. Step 5: Solve for x
    x = 26,661,270.46/6,940.38
  6. Step 6: Final answer
    x = 3,841.47

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1.5x scale

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.