Home / 2,940.14-4,057.52-1,760.98

Finding the Fourth Proportional to 2,940.14, 4,057.52 and 1,760.98

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Solution

The fourth proportional to 2,940.14, 4,057.52 and 1,760.98 is: 2,430.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.14 : 4,057.52 = 1,760.98 : x
  2. Step 2: Convert to fraction form
    2,940.14/4,057.52 = 1,760.98/x
  3. Step 3: Cross multiply
    2,940.14x = 4,057.52 × 1,760.98
  4. Step 4: Simplify right side
    2,940.14x = 7,145,211.57
  5. Step 5: Solve for x
    x = 7,145,211.57/2,940.14
  6. Step 6: Final answer
    x = 2,430.23

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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.