Home / 2,475.31-3,409.37-1,843.81

Finding the Fourth Proportional to 2,475.31, 3,409.37 and 1,843.81

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Solution

The fourth proportional to 2,475.31, 3,409.37 and 1,843.81 is: 2,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.31 : 3,409.37 = 1,843.81 : x
  2. Step 2: Convert to fraction form
    2,475.31/3,409.37 = 1,843.81/x
  3. Step 3: Cross multiply
    2,475.31x = 3,409.37 × 1,843.81
  4. Step 4: Simplify right side
    2,475.31x = 6,286,233.66
  5. Step 5: Solve for x
    x = 6,286,233.66/2,475.31
  6. Step 6: Final answer
    x = 2,539.57

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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.