Home / 2,693.14-4,037.55-1,393.90

Finding the Fourth Proportional to 2,693.14, 4,037.55 and 1,393.90

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Solution

The fourth proportional to 2,693.14, 4,037.55 and 1,393.90 is: 2,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.14 : 4,037.55 = 1,393.90 : x
  2. Step 2: Convert to fraction form
    2,693.14/4,037.55 = 1,393.90/x
  3. Step 3: Cross multiply
    2,693.14x = 4,037.55 × 1,393.90
  4. Step 4: Simplify right side
    2,693.14x = 5,627,940.95
  5. Step 5: Solve for x
    x = 5,627,940.95/2,693.14
  6. Step 6: Final answer
    x = 2,089.73

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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.