Home / 2,388.24-3,295.79-1,379.87

Finding the Fourth Proportional to 2,388.24, 3,295.79 and 1,379.87

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Solution

The fourth proportional to 2,388.24, 3,295.79 and 1,379.87 is: 1,904.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.24 : 3,295.79 = 1,379.87 : x
  2. Step 2: Convert to fraction form
    2,388.24/3,295.79 = 1,379.87/x
  3. Step 3: Cross multiply
    2,388.24x = 3,295.79 × 1,379.87
  4. Step 4: Simplify right side
    2,388.24x = 4,547,738.37
  5. Step 5: Solve for x
    x = 4,547,738.37/2,388.24
  6. Step 6: Final answer
    x = 1,904.22

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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.