Home / 2,695.41-3,719.93-1,687.83

Finding the Fourth Proportional to 2,695.41, 3,719.93 and 1,687.83

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Solution

The fourth proportional to 2,695.41, 3,719.93 and 1,687.83 is: 2,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.41 : 3,719.93 = 1,687.83 : x
  2. Step 2: Convert to fraction form
    2,695.41/3,719.93 = 1,687.83/x
  3. Step 3: Cross multiply
    2,695.41x = 3,719.93 × 1,687.83
  4. Step 4: Simplify right side
    2,695.41x = 6,278,601.01
  5. Step 5: Solve for x
    x = 6,278,601.01/2,695.41
  6. Step 6: Final answer
    x = 2,329.37

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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.