Home / 2,405.13-3,606.96-1,293.86

Finding the Fourth Proportional to 2,405.13, 3,606.96 and 1,293.86

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Solution

The fourth proportional to 2,405.13, 3,606.96 and 1,293.86 is: 1,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.13 : 3,606.96 = 1,293.86 : x
  2. Step 2: Convert to fraction form
    2,405.13/3,606.96 = 1,293.86/x
  3. Step 3: Cross multiply
    2,405.13x = 3,606.96 × 1,293.86
  4. Step 4: Simplify right side
    2,405.13x = 4,666,883.23
  5. Step 5: Solve for x
    x = 4,666,883.23/2,405.13
  6. Step 6: Final answer
    x = 1,940.39

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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.